4ct Gem Stones
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Art Deco Three Stone Twisted Ring 1.25 Ct Diamond
Located in Napoli, IT
Gems: 3 old European cut diamonds totalling approx .75 Ct (.20 .35 .20 G/H-VVS/VS) – 10 old mine cut
Category
Vintage 1920s European Art Deco Three-Stone Rings
Materials
Diamond, 18k Gold, Platinum
Art Deco Three Stone Emerald, Diamond Ring in Platinum
Located in OVIEDO, AS
Three Stone Diamond and Emerald Ring. Mounted in Platinum.
Two are better than one! In this sleek
Category
Vintage 1930s Spanish Art Deco Three-Stone Rings
Materials
Diamond, Emerald, Platinum
Victorian Natural untreated Sapphire Natural Pearl Three stone Ring
Located in Napoli, IT
related to sentiment and life together
Composed by a selection of three stone for meaningful: past
Category
Antique 1860s European Victorian Three-Stone Rings
Materials
Pearl, Sapphire, 18k Gold
Victorian Natural Pearl Diamond Three Stone 18 KT Ring
Located in Napoli, IT
Kt yellow gold
Hallmarks: assay
Gems: 3 salt water natural pearls of 4.6 to 5 mm. in diameter – 4 old
Category
Antique 1870s European Victorian Three-Stone Rings
Materials
Diamond, Natural Pearl, 18k Gold
Art Deco 1.97 Ct Three Stone Diamond Platinum Engagement Ring
Located in Napoli, IT
content is 1.97 Ct .50 Ct – .92 Ct – .55 Ct) (5.27 mm. – 6.02 mm. – 5.26 mm.) assessed G/H-VVS/VS1
Ring is
Category
Vintage 1920s Italian Art Deco Three-Stone Rings
Materials
Diamond, Platinum
Edwardian 4.80 Ct Natural Untreated Sapphire and Diamond three stone ring
Located in Napoli, IT
) later assay punch inside
Gems: 1 round cabochon cut natural untreated blue sapphire of approx 4.80 Ct
Category
Antique Early 1900s European Edwardian Three-Stone Rings
Materials
Diamond, Sapphire, 18k Gold, Silver
Estate .63 Ct Three Stone Diamond F/G VVS 18 KT Ring
Located in Napoli, IT
Ct (F/G/VVS)
UK size: N 1/4
US size: 6.75
Measures: head is 5 x 13 mm. (h. x w.)
Weight: 1.4 grams
Category
Mid-20th Century European Contemporary Three-Stone Rings
Materials
Diamond, 18k Gold
Ruby and Diamond Three-Stone Ring in 18 Karat Yellow Gold
Located in Honolulu, HI
. The Ruby measures 5.73 x 4.42 x 3.21 mm and has the approximate carat weight of 0.80 ct. This is a gem
Category
21st Century and Contemporary American Modern Three-Stone Rings
Materials
Diamond, Ruby, Gold, 18k Gold, Yellow Gold
Edwardian Certified 6.35 Ct Imperial Topaz 1.20 CT Diamond three stone Ring
Located in Napoli, IT
Hallmarks: none/worn
Gems: 1 oval faceted mix cut natural (certified) Imperial topaz of 6.31 Ct (14.7 x 11.2
Category
Early 20th Century European Late Victorian Three-Stone Rings
Materials
Imperial Topaz, Diamond, Platinum, 18k Gold
Victorian .70 Ct Old Mine Diamond Ruby Sapphire Three Stone ring 18 KT
Located in Napoli, IT
Victorian Three Stone
This classy Victorian statement is suitable for him her
Charming
Category
Antique 1870s European Victorian Three-Stone Rings
Materials
Diamond, Ruby, Sapphire, 18k Gold
Art Deco Style 2.90 Ct Old Mine Cut Diamond Three Stone Platinum Mount
Located in Napoli, IT
Metal: platinum, tested
Hallmarks: none/worn
Gems: 3 old mine cut diamonds totaling approx 2,90 Ct (1,05
Category
Mid-20th Century European Art Deco Three-Stone Rings
Materials
Diamond, Platinum
Estate 1.91 Ct Brilliant Cut Diamond F/G VVS/VS Three Stone Unisex Ring
Located in Napoli, IT
– diamond’s CW
Gems: 1 brilliant cut diamond of approx .80 Ct (H/VS agd – 6.6 mm.) – 2 brilliant cut diamonds
Category
21st Century and Contemporary European Contemporary Three-Stone Rings
Materials
Diamond, 9k Gold
Victorian 6.00 Ct Pink Tourmaline Diamond Trilogy Ring
Located in Napoli, IT
, tested
Hallmarks: none/worn
Gems: 1 oval faceted cut natural unheated pink tourmaline of approx 6.00 Ct
Category
Antique Late 19th Century European Late Victorian Three-Stone Rings
Materials
Diamond, Tourmaline, 18k Gold, Silver
1.90 Ct Natural Unheated Red Spinel 1.0 Ct Diamond Platinum Trilogy Ring
Located in Napoli, IT
Hallmarks: assay
Gems: 1 oval faceted cut natural unheated red spinel of approx 1.90 Ct (8.7 mm. x 6.7 mm
Category
Vintage 1980s European Contemporary Three-Stone Rings
Materials
Diamond, Spinel, Platinum
Victorian .98 Ct Ruby Diamond 18 Kt Trilogy Ring
Located in Napoli, IT
Hallmarks: assay and maker WMcG
Gems: 1 round faceted cut natural ruby of approx .98 Ct (agd 5.9 mm.) – 2
Category
Antique Late 19th Century British Victorian Three-Stone Rings
Materials
Diamond, Ruby, 18k Gold
English Art Deco 1.30 Ct Diamond Trilogy Ring
Located in Napoli, IT
worn
Gems: 3 brilliant cut diamond totalling approx 1.30 Ct (G-VS/SI) (.30 – .70 – .30)
UK size: H 1/4
Category
Vintage 1930s British Three-Stone Rings
Materials
Diamond, 18k Gold, Platinum
Royal Blue Natural Sapphire 1.15 Ct Diamond Trilogy Platinum Ring
Located in Napoli, IT
Metal: Platinum
Hallmarks: British hallmarks
Gems: 1 oval faceted cut natural sapphire 3.78 Ct – 2
Category
Mid-20th Century Contemporary Three-Stone Rings
Materials
Diamond, Sapphire, Platinum
1.30 Ct Sapphire .90 Ct Diamond 18 KT Trilogy Ring
Located in Napoli, IT
Gems: 3 round faceted cut natural blue sapphires totalling approx 1.30 Ct – 24 brilliant cut diamonds
Category
Mid-20th Century European Contemporary Three-Stone Rings
Materials
Diamond, Sapphire, 18k Gold
Certified 6.81 Ct Colombian Emerald 1.60 Ct Diamond Trilogy ring
Located in Napoli, IT
totalling approx 1.60 Ct (G/H/VVS)
UK size: M 1/4
US size: 6 1/4
Measures: head is 12 mm. x 20 mm. (h. x w
Category
21st Century and Contemporary Italian Art Deco Three-Stone Rings
Materials
Diamond, Emerald, 18k Gold
Victorian 3.20 Ct Colombian Emerald 1.45 Ct Diamond Trinity 18 KT Ring
Located in Napoli, IT
Hallmarks: assay
Gems: 1 oval cabochon cut natural Columbian emerald of approx 3.20 Ct (9.30 mm. x 8.80 mm
Category
Antique 1890s European Victorian Three-Stone Rings
Materials
Diamond, Emerald, 18k Gold, Silver
Certified 5.22 Ct Burma No heat Pink Sapphire Diamond Platinum Ring
Located in Napoli, IT
Gems: 1 certified oval brilliant/step cut natural Burma pink sapphire of 5.22 Ct (9.44 x 8.80 mm. SSEF
Category
2010s European Contemporary Three-Stone Rings
Materials
Diamond, Pink Sapphire, Platinum
Victorian 1.0 Ct Old Mine Diamond Natural Pearl Ring
Located in Napoli, IT
cut diamonds totalling approx 1.00 Ct (G- VVS/SI)
UK size: I 3/4
US size: 4.75
Measures: 15 mm. at the
Category
Antique 1870s European Victorian Three-Stone Rings
Materials
Diamond, Natural Pearl, 18k Gold
Cober with 3.15 Carat Quartz, 2 Green Sapphires and 4 Diamonds Yellow Gold Ring
By Vincent Cober
Located in OSS, NH
Sapphires and 4 Diamonds Yellow Gold Ring Cober Jewellery
Are you looking for a beautiful piece of jewelry
Category
2010s Dutch Contemporary Three-Stone Rings
Materials
Green Sapphire, Quartz, Diamond, Yellow Gold, 14k Gold
Violet Spinel, Faceted Gem, 4, 63 Ct., Loose Gemstone
Located in Kirschweiler, DE
of heating!
gem measurements: 10,3 x 8,3 mm cushion
weight: 4,63 ct..
cut: mixed star / step cut
Category
21st Century and Contemporary German Contemporary Loose Gemstones
Materials
Spinel
Intense Green Tsavorite Garnet, Faceted Gem, 4, 61 ct., loose Gemstone
Located in Kirschweiler, DE
of heating!
gem measurements: 10,0 x 9,9 x 6,1 mm cushion
weight: 4,61 ct..
cut: star cut
origin
Category
21st Century and Contemporary German Contemporary Loose Gemstones
Materials
Garnet, Tsavorite
Purple Pink Sapphire, No Heat, Certified Gem, 4, 46 Ct., Loose Gemstone
Located in Kirschweiler, DE
Foundation for Gemstone Research (DSEF).
The stone has none treatment and no indication of heating!
gem
Category
21st Century and Contemporary German Contemporary Loose Gemstones
Materials
Pink Sapphire, Purple Sapphire
Vintage Opal Diamond Cocktail Ring 12 Ct Opal 4 Ct Diamond
Located in Kendal, GB
)
STONES: Natural Opal (12 x 21mm, approx. 12ct), Diamonds (4 x 4mm, approx. 0.25ct each – 4ct total
Category
Vintage 1960s European Cocktail Rings
Materials
Diamond, Opal, 18k Gold, White Gold
43.74 Ct Cushion-Cut Tanzanite & 4 Ct Diamond Ring in 14K White Gold Size 6.5
Located in New York, NY
cushion-cut gem exhibits the rich violetish-blue color for which these stones are known and so highly
Category
2010s Drop Necklaces
Materials
Diamond, Tanzanite, 14k Gold, White Gold
18 Karat White Gold 2.91 Carat Brilliant-Cut Diamond Tennis Statement Bracelet
By Gems Paradise
Located in Jaipur, IN
, perfect cut and crowned round solitaire diamonds with a bigger center solitaire round diamond of 0.50 ct
Category
2010s Indian Contemporary Tennis Bracelets
Materials
Diamond, 18k Gold, White Gold
Massimo Pinardi Gems_Hunter 3.21 carat Ruby Ring Pigeon Blood No Heat
Located in Milano, IT
GEM quality 3,21 ct Ruby setted in a Platinum and Yellow hand crafted in Italy mounting, surrounded
Category
2010s Italian Solitaire Rings
Materials
Ruby, Diamond, Yellow Gold, 18k Gold, Platinum
Antique Necklace 13 Natural 14ctw Gems solid 14/ 18K Gold / 5.8gr
Located in SE
mm /ca 0.75ct each.
Two Pinks: 5.5 mm x 4 mm x 3.4 mm /ca.0.5 ct each.
One Green 6 mm x 4.25 mm x
Category
Early 20th Century European Art Nouveau Pendant Necklaces
Materials
Citrine, Garnet, Sapphire, Spinel, Tourmaline, 18k Gold, 14k Gold, Silver
8.1 Carat Emerald Gem Line Tennis Bracelet in 18K Yellow Gold With Diamonds
By VR Jewels
Located in Houston, TX
- Oval
> Stone Pcs - 22
> Stone Size - 6 x 4 mm
> Diamond Weight - 0.78 ct
> Diamond Size - 1.5 mm
Category
21st Century and Contemporary American Modern Tennis Bracelets
Materials
Diamond, Emerald, 18k Gold, Yellow Gold
Free Shipping
W 0.19 in L 7.25 in
Estate 2.70 Ct Five Stone Diamond ring
Located in Napoli, IT
: 18 KT white gold
Hallmarks: none worn
Gems: 5 brilliant cut diamonds totalling approx 2.10 Ct (G-VVS
Category
Late 20th Century European Contemporary Engagement Rings
Materials
Diamond, 18k Gold
Victorian Colombian Emerald Diamond Five Stone Ring
Located in Napoli, IT
.90 Ct rated as G/H VVS /VS – bright white and clear antique Diamonds
Emeralds set are five in number
Category
Antique 1870s European Victorian Engagement Rings
Materials
Diamond, Emerald, 18k Gold
Estate 1.60 CT Five Stone Diamond Ring
Located in Napoli, IT
1.60 Ct (H/I-VS/SI)
UK size: N 1/4
US size: 6.75
Measures: head is 6 x 21 mm. (h. x w.)
Weight: 5,0
Category
21st Century and Contemporary Italian Contemporary Engagement Rings
Materials
Diamond, 18k Gold
Vintage 3.15 Ct Natural Sapphire Five Stone Ring
Located in Napoli, IT
sapphires totalling approx 3.15 Ct (larger .75 Ct)
UK size: M 1/4
US size: 6.25
Measures: head is 7 x 23 mm
Category
Vintage 1930s European Band Rings
Materials
Sapphire, 18k Gold
Victorian 2.30 Ct Natural Sapphire Five stone ring
Located in Napoli, IT
French import duty quite worn
Gems: 5 oval cushion cut natural blue sapphires totalling approx 2.30 Ct
Category
Antique Late 19th Century French Victorian Engagement Rings
Materials
Sapphire, 18k Gold
Victorian 2.0 Ct Opal Five Stone 18 Kt Ring
Located in Napoli, IT
gold, tested
Hallmarks: none/worn
Gems: 5 oval cabochon cut natural opal totaling approx 2.00 ct (3.7 x
Category
Antique 1880s European Victorian Engagement Rings
Materials
Opal, 18k Gold
4 Carat Tanzanite 9mm Round Faceted Cut - Single Loose Stone
Located in Endwell, NY
the main focal point for your next jewelry design.
This single loose stone measures 9mm round with
Category
20th Century Loose Gemstones
Materials
Tanzanite
Victorian Carved 1.25 Ct Five Stone Boat Ring 18 KT
Located in Napoli, IT
gold
Hallmarks: assay
Gems: 5 old European cut diamonds totalling approx 1.25 Ct (G/H-SI1/SI2)
UK size
Category
Antique Late 19th Century European Late Victorian Engagement Rings
Materials
Diamond, 18k Gold
Victorian 1.0 Ct. Diamond 1.0 Ct. Sapphire Five Stone Ring
Located in Napoli, IT
use
Metal: 18 Kt yellow gold
Hallmarks: assay
Gems: 3 old mine cut diamonds totalling approx 1.00 CT
Category
Antique Late 19th Century European Victorian Engagement Rings
Materials
Diamond, Sapphire, 18k Gold
Moiseikin 18k Gold Diamond Baroque Pearl Fancy Colour Stone Pendant
By MOISEIKIN
Located in Hong Kong, HK
complete.
18K Gold handmade Diamond, Tahiti Pearl Pendant
Weight 21.85 g,
2 Diamond 0.33 ct
4 Demantoid
Category
21st Century and Contemporary Russian Contemporary Pendant Necklaces
Materials
Diamond, Pearl, Sapphire, Blue Sapphire, Tourmaline, 18k Gold, White Gold
Art Deco 2.10 Ct Old Mine Diamond Seven Stone Platinum Ring
Located in Napoli, IT
Art Deco Allure
Distinctive and quite unique early Art Deco period seven stone step design
Category
Vintage 1920s European Art Deco Engagement Rings
Materials
Diamond, Platinum
Victorian Five Stone 1.80 Ct. Diamond Natural Pearl Half Hoop ring
Located in Napoli, IT
2 old mine cut Diamonds of 1.80 Ct for both stones – superb chunky cut and true quality– rated G VVS
Category
Antique 1880s European Victorian Engagement Rings
Materials
Diamond, Natural Pearl, 18k Gold
Art Deco 3.00 Ct Diamond Old Mine Five Stone Platinum Ring
Located in Napoli, IT
Below
Metal: Platinum
Hallmarks: English
Gems: 5 old mine cut diamonds totaling approx 3.00 Ct (I/J/K
Category
Early 20th Century European Art Deco Engagement Rings
Materials
Diamond, Platinum
Art Deco .70 Ct Old Mine Diamond Five Stone Ring Plat/18 Kt
Located in Napoli, IT
totalling approx .70 Ct (G/H-VVS/VS)
UK size: P 1/4
US size: 7.75
Measures: 4 mm. at the widest part
Weight
Category
Vintage 1920s European Art Deco Engagement Rings
Materials
Diamond, 18k Gold, Platinum
Vintage .96 Ct Natural Ruby .60 Ct Diamond G VVS Five Stone ring
Located in Napoli, IT
: assay
Gems: 1 oval faceted cut natural ruby of approx .96 Ct (7.3 x 5.1 mm.) – 4 brilliant cut diamonds
Category
Vintage 1940s European Retro Engagement Rings
Materials
Diamond, Ruby, 18k Gold
Certified Green and Pink Toumaline Twin Stones Ring with Moissanite in 14K Gold
Located in Kowloon, HK
Size: 6 (ship within 1 - 3 days)
◆Other sizes made to order (ship within 4 - 9 days)
* Gem of Art only
Category
2010s Hong Kong Art Nouveau Cocktail Rings
Materials
Tourmaline, 14k Gold
18k White Gold Natural Blue Sapphire Four Stones Set Band Ring with Diamonds
Located in Portland, OR
: 4.40 mm
Ring Back Design: Open-back
Surface Finish: Polished Primary
Stone Size & Weight: 4 * W: 4 mm
Category
21st Century and Contemporary American Artist Fashion Rings
Materials
Diamond, Blue Sapphire, 18k Gold, White Gold
Art Deco 1.20 Ct Natural Sapphire .40 Ct Diamond Three Stone Gent 18 KT Ring
Located in Napoli, IT
approx 1.20 Ct (7.2 x 5.7 mm.) – 2 brilliant cut diamonds totaling approx .40 Ct (G/VVS)
UK size: U 1/4
Category
Vintage 1930s Italian Art Deco Signet Rings
Materials
Diamond, Sapphire, 18k Gold
Beauvince Ariel 3 Stone Ring (5.82 ct Emerald Cut IVVS2 IGI Diamond) in Platinum
By Beauvince Jewelry
Located in New York, NY
(Very Very Slightly Included 2)
Certificate: IGI S3A64148
Side Diamonds Weight: 1.64 ct
No. of Side
Category
2010s Engagement Rings
Materials
Diamond, White Diamond, Platinum
Peridot Silver Ring Natural Green Olivine Chrysolite Gemstone Unisex Jewelry
Located in Berlin, DE
weight - 3 ct
ring weight - 2.94 grams
ring size - 8.5
gem size is 0.12 x 0.16 x 0.24 in / 3 х 4 х 6 mm
Category
2010s German Artist Cocktail Rings
Materials
Peridot, Silver
Garnet stacking 14k gold ring.
By Daizy Jewellery
Located in Istanbul, TR
. Vintage garnet ring. Red gem ring.
Weight: 1.94 g. depends from size
Metal: 14 k gold.
Central stones
Category
2010s Turkish Modern Fashion Rings
Materials
Diamond, Garnet, Gold, 14k Gold
Amethyst, sapphire, tanzanite, diamonds earrings studs in 14k gold.
By Daizy Jewellery
Located in Istanbul, TR
, yellow, purple
Oval cut, approx 5.6 ct. in total, 6 x 4 mm each
Clarity: Transparent with inclusions
Category
2010s Turkish Modern Stud Earrings
Materials
Diamond, Tanzanite, Amethyst, Sapphire, 14k Gold
18kt Yellow Gold Ring 6.75ct Minor Emerald Colombia, Triangle Diamonds CGL
Located in Antwerp, BE
large emerald and triangle diamonds.
Emerald: 6.75 ct Colombia,Minor oil, Beryl, Octagonal/ step cut
Category
21st Century and Contemporary Contemporary Fashion Rings
Materials
Diamond, Emerald, 18k Gold, Yellow Gold
Amethyst, sapphire, tanzanite, diamonds earrings studs in 14k gold
By Daizy Jewellery
Located in Istanbul, TR
, yellow, purple
Oval cut, approx 5.6 ct. in total, 6 x 4 mm each
Clarity: Transparent with inclusions
Category
2010s Turkish Modern Dangle Earrings
Materials
Amethyst, Diamond, Sapphire, Tanzanite, 14k Gold
Unique Amethyst Topaz Sapphire White Diamond Designer Lever Back Gold Earrings
By Natkina
Located in Montreux, CH
White Gold
Weight 4,98 grams
Diamond 38-Round 57-0.31 ct 5/5A
Amethyst 6-1,2 ct 2/1A
Topaz 4-Oval 0,87
Category
2010s Lever-Back Earrings
Materials
Amethyst, Diamond, Blue Sapphire, Topaz, 14k Gold
MOISEIKIN 18 Karat White Gold Peridot Sapphire Earings
By MOISEIKIN
Located in Hong Kong, HK
Gold Earrings ,
Weight 5.95 g,
2-Peridot, Ova 10*8l, 5.19 ct;
4-Yellow Sapphire,Rd 2.0, 0.195 ct
Category
2010s Hong Kong Contemporary Lever-Back Earrings
Materials
Sapphire, Peridot, Tsavorite, 18k Gold, White Gold
Sensational 18K Yellow Gold Fashion Diamond & Ruby Ring with 1.63ct - IGI Cert
Located in רמת גן, IL
rubies side stones of total: 1.32 ct.
cut: oval
color: Purplish red
clarity: Transparent
Total
Category
2010s Israeli Fashion Rings
Materials
Diamond, Ruby, 18k Gold, Yellow Gold
0.88ct Pair Oval Green Emerald from Colombia
Located in Toronto, Ontario
Description:
Gem Type: Emerald
Number of Stones: 2
Weight: 0.88 cts (0.43 ct/0.45 ct)
Measurements
Category
2010s Colombian Loose Gemstones
Materials
Emerald
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4ct Gem Stones For Sale on 1stDibs
Browse a vast assortment of 4ct gem stones for sale on 1stDibs. Frequently made of gold, 18k gold and yellow gold, these items were constructed with great care. Our selection of items includes 289 vintage examples as well as 118 contemporary versions. Our inventory has long been popular, and it includes earlier versions that date to the 18th Century and newer variations that were made as recently as the 21st Century. There are many different pieces in our collection of 4ct gem stones to choose from, but contemporary and Art Deco 4ct gem stones are of considerable interest. Many examples in our inventory of these items are appealing no matter their origins, but Mattioli, Doves by Doron Paloma and MOISEIKIN produced popular versions that are worth a look. While most can agree that any pick from our collection easily elevates most outfits, but the choice of diamond versions from the 247 available is guaranteed to add a special touch to your ensemble. There are many oval cut, brilliant cut and emerald cut 4ct gem stones for sale. When shopping our range of 4ct gem stones, you’ll find that there are less available pieces for men today than there are for women.
How Much are 4ct Gem Stones?
On average, 4ct gem stones at 1stDibs sell for $4,656, while they’re typically $247 on the low end and $154,345 for the highest priced versions of this item.
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