Gad & Co.

This Rolex Datejust reference 68273 features a silver jubilee commemorative dial with applied gold Arabic numerals over a fine crown-logo pattern, a 18K yellow gold fluted bezel, and...

Vintage Piaget bracelet watch in 18K yellow gold, circa 1971–1972, featuring a champagne sunburst dial with applied gold baton hour markers, slim gold-tone hands, a decorative engrav...

18KY ~2 Carat Oval Cut Burma Ruby and Diamond Ring circa 1990s; DR-0.50ct G-H Color VS-SI clarity, 10.28g size 7 This 18K yellow gold ring features an approximately 2-carat oval-cut...

18K yellow gold statement ring features an oval-cut Burma ruby center with marquise ruby accents totaling 6.10 carats and 2.15 carats of princess-cut diamonds in G-H color VS-SI clar...

218K yellow gold men’s statement ring, circa 1990s, featuring a 3.60-carat oval-cut ruby described as Burma origin, bezel set at center and surrounded by a radial ballerina-style hal...

Vintage Rolex Oyster ref. 6246, originally produced in the mid-1950s and factory serviced and recased by Rolex in 1972. The watch features a silver dial with applied hour markers, an...

18K yellow gold men's statement ring features a diamond cluster combining 2.60 carats of princess-cut diamonds and 1.40 carats of round brilliant diamonds totaling 4 carats, in G-H c...

14K Yellow gold solitaire pendant features a 4.02-carat cushion-cut African rhodolite garnet in a vivid purplish-red hue with VS clarity, measuring 9.1 x 8.8 x 5.4mm, set in a pendan...

Unisex Platinum and 18K gold unisex compass ring features 0.30 carats of diamonds set into a watch face or compass-motif design, weighing 13.08 grams of platinum and gold combined. ...

14K yellow gold bracelet sets 14 oval-cut peridots totaling 14 carats, each individually bezel set in high-polish gold oval links connected in a continuous tennis-style design with a...

Rare Rolex Orchid reference 2673 is crafted entirely in 18K yellow gold and set throughout with approximately 2 carats of round brilliant F-G color VS clarity diamonds, measuring 22m...

Omega Constellation reference 123.15.27.20.01.001 features a black dial with scattered silver star motif indices, a diamond-set bezel, and a date aperture at 3 o'clock, housed in a s...

Omega Constellation reference 1312.30 features a white dial with applied gold baton indices and a gold Roman numeral bezel, housed in a two-tone stainless steel and 18K yellow gold c...

Rolex Oyster Perpetual GMT-Master ref. 1675, circa 1964, featuring a stainless steel screw-back Oyster case with pointed crown guards, visible chamfered lugs, a bi-directional 24-hour bezel with faded red-back “Pepsi” insert, black gilt chapter ring dial with luminous painted indices, red GMT hand, date aperture at 3 o’clock, and a Rolex riveted 7206 Oyster bracelet with 80 end links. The watch measures approximately 42mm including crown guards by 47mm lug-to-lug, with a 20mm lug width. Serial number 101****. Triple signed, with signed Rolex clasp. Includes original outer box, chronometer paperwork with matched movement serial number, and Rolex brochure. This vintage Rolex GMT-Master ref. 1675 is a highly desirable early example, with inside case back stamped ref. 1675 and IV.63, paired with a period-correct Rolex 7206 riveted Oyster bracelet with 80 end links and 4/64 clasp date stamp. It features a faded red-back Pepsi bezel insert, black gilt chapter ring dial, tritium Mercedes hands, original signed Rolex crown, and plastic crystal. The movement is running and is reported as Rolex caliber 1570, 26 jewels. Product Specifications: Item Type: Vintage GMT Sports Wristwatch Brand: Rolex Model: Oyster Perpetual GMT-Master Reference Number: 1675 Serial Number: 101**** Inside Case Back: Ref. 1675 with IV.63 date stamp Bracelet Reference: Rolex riveted 7206 Oyster bracelet End Links: 80 end links Bracelet Date Stamp: 4/64 Circa: 1964 Condition: 8/10 (Good-Very Good) Case Material: Stainless steel screw-back Oyster case Case Size: Approx. 42mm including crown guards x 47mm lug-to-lug Lug Width: 20mm Crystal: Plastic crystal Movement: Rolex caliber 1570 automatic movement, 26 jewels Crown: Original signed Rolex crown Signed: Triple signed with signed clasp Bracelet: Rolex riveted 7206 Oyster bracelet with 80 end links Includes: Original outer box, Rolex chronometer paperwork dated September 9th, 1964, with matched movement serial number, tag, and Rolex brochure Dial and Hands: Dial: Black gilt chapter ring dial with luminous painted indices Dial Condition: Light surface spotting Indices: Luminous painted hour markers Hands: Tritium Mercedes hands Hand Condition: Fine-plus tritium hands with light cracking to luminous material on the GMT hand and loss of lume to the minute hand GMT Hand: Red GMT hand Date Window: Date aperture at 3 o’clock Dial Text: Rolex Oyster Perpetual GMT-Master, Superlative Chronometer Officially Certified, Swiss Bezel Details: Bezel Type: Bi-directional rotating 24-hour GMT bezel Bezel Insert: Red and blue “Pepsi” insert with red back Bezel Color: Blue with red faded toward orange / amber Case Details: Case Material: Stainless steel Case Back: Screw-back Oyster case back Case Back Stamp: IV.63 Case Style: Pointed crown guard case Lugs: Chamfered lugs, still visible and crisp Case Condition: Unpolished stainless steel case with visible original chamfers and light honest vintage wear. Light dings are present on the backs of the lugs from bracelet wear, with a dent noted on the top-right lug. Band Details: Band Material: Stainless steel Band Style: Riveted Rolex Oyster bracelet Bracelet Reference: 7206 End Links: 80 end links Clasp: Signed Rolex clasp Bracelet Date Stamp: 4/64 Bracelet Condition: Light wear with hardly any stretch; end links show imperfect fit Features and Style: Vintage Rolex GMT-Master ref. 1675 Pointed crown guard case Black gilt chapter ring dial Faded red-back Pepsi 24-hour bezel insert Dual-time GMT function with red GMT hand Date display at 3 o’clock Chamfered stainless steel Oyster case Rolex riveted 7206 Oyster bracelet with 80 end links Chronometer paperwork with matched movement serial number Original outer box and Rolex brochure Condition Report: The movement is running and presents in excellent cosmetic condition overall, with light oxidation to the steelwork. The black gilt chapter ring dial shows light surface spotting. The tritium Mercedes hands show light cracking to the luminous material on the GMT hand and loss of lume to the minute hand. The stainless steel case is unpolished, with visible original chamfers and light honest wear from age. Light dings are present on the backs of the lugs from bracelet wear, and a dent is noted on the top-right lug. The bezel rotation is stiff. The Rolex riveted 7206 Oyster bracelet with 80 end links shows light wear with hardly any stretch. The original signed crown shows very little wear with good threads. The plastic crystal is in good condition. The original outer box shows light wear. About The Rolex GMT-Master Ref. 1675: The Rolex GMT-Master ref. 1675 is one of the defining vintage Rolex sport watch references. Introduced around 1959 and produced until around 1980, the 1675 became known for its rotating 24-hour bezel, additional GMT hand, and connection to international aviation and travel. The model was originally developed for pilots and travelers who needed to track a second time zone. Early 1960s examples such as this circa 1964 watch are especially desirable for their pointed crown guard case profile, gilt chapter ring dial, plastic crystal, aluminum Pepsi bezel insert, and period riveted Oyster bracelet. This example features a faded red-back Pepsi insert with the red tone aged toward orange / amber, giving the watch a distinctive vintage appearance. This GMT-Master offers a strong combination of period details and documentation, including its black gilt chapter ring dial, faded red-back Pepsi insert, pointed crown guard case, visible lug chamfers, original outer box, chronometer paperwork with matched movement serial number, Rolex brochure, and period Rolex 7206 riveted bracelet...

Cartier Pasha C ref. W31074M7, circa 2009, featuring a polished stainless steel case, white dial with bold Arabic numerals, inner square chapter ring, blue sword-shaped hands, date a...

Cartier Tank Française ref. 2302 Large in stainless steel, circa 1996–1999, featuring a silver guilloché dial with black Roman numerals, blue sword hands, date aperture at 6 o’clock,...

Rolex Yachtmaster 16622 40mm Platinum Bezel Ruby Diamond Dial Steel Watch Rolex Oyster Perpetual Yacht-Master ref. 16622, circa 2004, stainless steel screw-back Oyster case with pla...

French Art Deco - Burma Ruby-princess cut-20ctw (invisible set) / DB-0.50ctw / 181 grams / 2.16x 3.31 inches This French Art Deco platinum hinged box features a central band of invi...

Rolex Lady Datejust 6917 18K Yellow Gold President Diamond Bezel Watch with Original Dial and Hands Vintage Rolex Oyster Perpetual Datejust “...

Tudor Glamour Double Date 57003 42mm Two Tone Gold Champagne Dial Watch Tudor Glamour Double Date ref. 57003, circa 2021, featuring a champagne guilloché dial with large double date...

Corum 1895 $20 Liberty Gold Coin 18K Yellow Gold Manual Wind Bracelet Watch with Original Box and Papers Corum U.S. $20 gold coin bracelet watch, manual wind, 35mm x 35mm to lug tips, original 18K yellow gold coin-edge case set with an authentic 1895 U.S. $20 Liberty Head gold coin in 21.6K gold, movement ring also hallmarked 18K, integrated 18K yellow gold textured bracelet signed Corum, 7.5 inches in length, original 1895-dated $20 gold coin dial showing the reverse with American bald eagle and shield, 35 jewels, serial number #333***, triple signed. Includes the original inner and outer box as well as unsigned paperwork. Gross weight of assembled watch: 78.9 dwt / 122.8 grams. This Corum coin watch...

18K yellow gold men’s diamond cluster statement ring, circa 1990s, featuring an invisibly set baguette diamond oval center cluster totaling approximately 3.30 carats, surrounded by a bold dome / bombe shank set with marquise-cut diamonds totaling approximately 2.00 carats. Total diamond weight is approximately 5.20 carats. Crafted in substantial 18K yellow gold, the ring weighs 37.95 grams and is currently a size 12. The design combines a geometric baguette diamond center with a honeycomb-style marquise diamond dome shank, creating a strong late-20th-century men’s jewelry look with serious weight and wrist-to-hand presence. Product Specifications: Item Type: Men’s Diamond Cluster Statement Ring Metal: 18K Yellow Gold Ring Size: 12 Sizing: Resizable Weight: 37.95 grams Style: Dome / bombe diamond cluster ring Period: Circa 1990s Total Diamond Weight: Approximately 5.20 carats Diamond Details — Baguette Center Cluster: Stone Type: Diamond Cut: Baguette Setting Style: Invisible-set oval center cluster Total Carat Weight: Approximately 3.30 carats Setting: Invisibly set within an oval gold frame Diamond Details — Marquise Dome Shank: Stone Type: Diamond Cut: Marquise Total Carat Weight: Approximately 2.00 carats Setting: Individually set in honeycomb-style gold cells across the dome shank Design Details: Center Design: Oval invisibly set baguette diamond cluster Shank Design: Dome / bombe shank with marquise diamond honeycomb pattern Gold Tone: Rich 18K yellow gold Profile: Large-scale men’s statement ring Diamond Layout: Baguette diamond center with marquise diamond dome surround Total Gem Presence: Approximately 5.20 carats of diamonds Condition Report: The ring is presented in excellent estate condition overall. The baguette diamond center cluster is arranged in an invisible-set oval formation, while the marquise diamonds are set across the dome shank in a repeating honeycomb-style layout. The 18K yellow gold mounting shows age-consistent wear from prior use. Ring size is currently 12 and is resizeable. About The Ring: This men’s diamond ring has the bold architecture associated with 1990s statement jewelry. The center is formed from invisibly set baguette diamonds arranged into an oval cluster, creating the appearance of a continuous diamond surface with minimal visible metal interruption. The dome shank is set with marquise-cut diamonds arranged in a honeycomb-style pattern, giving the ring a textured, dimensional surface from the top and sides. The combination of straight baguette geometry and elongated marquise shapes creates strong visual contrast while keeping the overall design cohesive. At 37.95 grams, this is a substantial 18K yellow gold ring with impressive physical presence. The approximately 5.20 carats of diamonds are spread across both the center cluster and dome shank, giving the piece brilliance across the full visible surface of the ring. About 1990s Diamond Men’s Rings: Men’s fine jewelry from the late 20th century often emphasized scale, gold weight, and bold geometric diamond setting. Designs from this period frequently used substantial yellow gold mountings, dome profiles, invisible-set baguette clusters, and patterned diamond layouts to create pieces with strong visual impact. This ring fits directly into that tradition, combining a heavy 18K yellow gold mounting with an invisibly set baguette diamond center and marquise diamond dome shank. The result is a powerful men’s diamond statement ring...

Vintage 1996 Rolex OP Datejust Presidential reference 69178 automatic watch in solid 18K yellow gold, featuring a champagne dial with applied gold index hour markers, tritium-lume ha...

GIA Certified 2.62 carat oval cut natural green alexandrite measuring 8.6 x 7.5mm is set in a four-prong platinum 900 mounting flanked by stepped baguette diamond clusters on each sh...

A monumental early-20th-century gold coin-motif fringe collar necklace featuring a continuous row of overlapping medallion discs suspended from an elaborate pierced floral and palmet...

Vintage Cartier signed gold plated sterling silver three-dimensional bugle trumpet horn pendant charm featuring a high-polish finish, open tubular body construction, flared bell, tap...

18K Rolex Cellini Ladies 23mm 1974 w/ Blue Leather Strap 7" Adjustable ; 7/10 Vintage Condition (Dial Fading) A 1974 vintage Rolex Cellini Genève ladies manual wind wristwatch in an...

Double signed vintage Patek Philippe for Gübelin ref. 4457/1 manual wind wristwatch in 18K yellow gold, featuring a white dial with black Roman numerals, black square minute track, b...

GIA-certified 0.61 carat marquise cut natural untreated Brazilian alexandrite and 1.10 carat total weight round brilliant diamond halo drop pendant necklace in 18K white gold and pla...

Platinum Art Deco 1930s Channel Cut Sapphire and Princess Cut & Round Brilliant Diamonds Platinum Ring ; Diamond Princess Cut/Round Cut=~2 CTW, PT-7.1g (9x23mm ring) size 7.5 An...

Piaget ref. 2642 G2 ladies ultra-thin manual wind wristwatch in 18K yellow gold featuring a champagne sunburst center dial with a white outer ring displaying Arabic numerals at 12, 3...

GIA-certified 0.86 carat oval cut natural untreated Brazilian alexandrite and 0.23 carat tapered baguette diamond solitaire drop pendant in platinum 900, featuring a transparent colo...

18KW pink diamond and diamond ring certified; Pink Diamond Pear- 0.03 Carats, size 6 8x20mm total ring A certified natural fancy pink pear cut diamond double halo ring in platinum 9...

Vintage Patek Philippe Square Ellipse 18K Yellow Gold Black Dial Bracelet Watch. This vintage Patek Philippe Square Ellipse features a striking matte black dial with a signature gol...

Vintage Patek Philippe ladies wristwatch features a two-tone champagne dial with gold bar hour indexes and gold baton hands, housed in an 18K solid yellow gold cushion-square case wi...

A pair of substantial 22K yellow gold Indian Victorian-style coin-motif earrings, each featuring four overlapping medallion discs arranged in a dimensional fan-shaped cluster. The me...

Natural 0.50 carat total weight round brilliant diamond pave open circle and bar toggle pendant necklace in 14K yellow gold, featuring a fully pave-set diamond circle frame intersect...

Vintage Cartier Mexico signed sterling silver gold plated Santa Claus figural ornament pendant featuring an engraved and pierced flat silhouette of Santa's face with hat, beard rende...

Cartier signed 14k gold Glasses box / 108 grams / 1.5 inch width / 4.5 inch length This Cartier-signed 14K yellow gold hinged eyeglass case is engraved with the monogram "R.K.H" on ...

Natural 0.25 carat total weight round brilliant diamond curved double bar station necklace in 14K yellow gold, featuring two offset curved bars — one polished gold and one pave diamo...

Natural 0.94 carat total weight pink and white diamond bezel-set dangle necklace in 14K yellow gold, featuring 0.42 carats of round pink diamonds and 0.52 carats of round white diamo...

A GIA certified 4.15 carat oval Thai blue sapphire and 1.32 carat total weight diamond double halo platinum vintage cocktail ring from the 1970s, featuring 30 round brilliant and 24 ...

\A vintage circa 1960s Girard-Perregaux ladies manual wind wristwatch in an 18K yellow gold round case featuring a faceted cut crystal bezel with alternating dark blue and clear segm...

GIA Certified natural 6.03 carat oval cut Sri Lanka origin heated blue sapphire and 1.36 carat total weight diamond ballerina-style cocktail ring in platinum 900, featuring a vivid r...

GIA Certified natural 2.19 carat round cut natural fancy orange-brown diamond engagement ring in 18K white gold, featuring a double prong halo of round brilliant diamonds, a princess...

Natural 0.22 carat F-G/VS round brilliant diamond pave open circle pendant necklace in 14K yellow gold, featuring a 10mm diamond-set open disc suspended from a polished gold bail on ...

FNatural 0.27 carat F-G/VS round brilliant diamond brushed 14K yellow gold graduated leaf fire motif bib necklace, featuring individually articulated matte-finish gold leaf links tha...

2004 Rolex Lady Yacht-Master ref. 169623 automatic wristwatch in two-tone stainless steel and 18K yellow gold, featuring a rotatable yellow gold graduated bezel, gray dial with gold ...

2021 Rolex Oyster Perpetual Explorer I ref. 124273 in two-tone Oystersteel and 18K yellow gold, featuring a black dial with luminous Arabic numerals at 3, 6, and 9, luminous baton hour markers, gold Mercedes hands, a smooth yellow gold bezel, and a two-tone Oyster bracelet with Rolex Oysterlock clasp...

A 1999 Rolex Yacht-Master mid-size ref. 168623 automatic wristwatch in two-tone stainless steel and 18K yellow gold, featuring a bidirectional rotatable yellow gold graduated bezel, ...

A 2008 Cartier Ballon Bleu two-tone stainless steel and 18K yellow gold automatic wristwatch featuring a silver guilloche dial with Roman numerals, blued steel sword hands, date disp...

A circa 2000 Bulgari Tubogas ref. BB23 2T ladies quartz wristwatch in 18K yellow gold, featuring the iconic signed Tubogas flexible bracelet, a black dial with full diamond hour mark...

A 2018 Rolex Submariner Date ref. 116610LN in stainless steel featuring an aftermarket red, white, and blue USA flag motif SARU-style bezel set with baguette rubies, sapphires, and d...

A 1969 vintage Rolex Oyster Perpetual Datejust ref. 1601 in 14K yellow gold pre-quickset desirable pie-pan champagne dial with gold baton hour marke...

A 2021 Rolex Yacht-Master ref. 116622 automatic wristwatch in Oystersteel with a platinum rotatable graduated bezel, rhodium dark slate dial with luminous dot hour markers, blue seco...

A Rolex Oyster Perpetual Datejust two-tone stainless steel and 18K yellow gold automatic wristwatch featuring an aftermarket diamond and ruby bezel, a white dial with black Roman numerals and diamond hour markers, date display, gold Dauphine hands, and a two-tone Jubilee bracelet. Bracelet fits 6.5 inches with one extra link included; original box included; 9/10 condition. Product Specifications: Item Type: Mens Automatic Wristwatch Brand: Rolex Model: Oyster Perpetual Datejust Movement: Automatic (Rolex Oyster Perpetual) Case Material: Stainless steel with 18K yellow gold bezel, crown, and Jubilee center links Case Size: 36mm Reference Number: 16233 Year: 1990 Dial: White with black Roman numerals and diamond hour markers Indices: Diamond hour markers with black Roman numerals Hands: Gold-tone Dauphine Bezel Type: Fixed aftermarket diamond and ruby set bezel Bezel Color: 18K yellow gold with round brilliant diamonds and baguette ruby accents at cardinal points Band Material: Two-tone Jubilee bracelet, stainless steel with 18K yellow gold center links Band Color: Two-tone silver and yellow gold Clasp: Rolex signed folding deployant with embossed crown Features: Date display with cyclops magnifying lens at 3 o'clock, Superlative Chronometer Officially Certified, Swiss Made Style: Luxury dress watch Condition: 9/10 excellent Box: Original box included Extra Link: One extra bracelet link included Bracelet Length: 6.5 inches About the Watch: This circa 1990 Rolex Oyster Perpetual Datejust...

A 2018 Rolex Submariner Date ref. 116613LB “Bluesy” in two-tone Oystersteel and 18K yellow gold, featuring a blue Cerachrom ceramic unidirectional bezel, blue dial with gold luminous...

A Cartier Panthère Jumbo ref. 883969 ladies wristwatch in 18K yellow gold with factory diamond-set pavé dial, diamond-set double-row bezel, diamond-set bracelet links throughout, gol...

A 1972 vintage Rolex Oyster Perpetual ref. 6551 in two-tone stainless steel and 18K yellow gold, featuring a champagne dial with gold baton hour markers, gold stick hands, a fluted y...

GIA Certified Natural 3.55 Carat Pear Cut Tsavorite and Diamond in 18K Yellow Gold Bypass Cocktail Ring.   Details: Item Type: Women's Ring Metal: 18K Yellow Gold Size: 7.75 Weight: ...