Onyx Signet Rings

Arabic Calligraphy Black Onyx Signet Ring for Men. Diwani Calligraphy Men’s Ring Silver. Arabic Calligraphy Black Onyx Signet Ring for Men. Men’s Black Onyx Statement Ring with Arabic Ornament. Diwani Arabic Script Men’s Black Onyx Ring...

ϟiignet Ring for Men in solid 18K Yellow Gold decorated with natural black Onyx stone stone rectangular cut and polished 14 x 12 mm x 2 mm deep/ about 5.5 ct . Made ca. 1950s -1960...

ϟiignet Ring for Men in solid 18K Yellow Gold decorated with natural black Onyx stone stone with slightly convex rectangular cut and polished 12 mm x 10 mm x 2.75 mm deep/ about 4 c...

This signet ring has a face with onyx and glossy yellow gold The ring is modelled in 9 carat gold. Fully hallmarked London 1978. Ring Size: N or 6 3/4 Stone Dimensions: 10x8.5mm W...

ϟignet Ring in solid 18K Yellow Gold decorated with natural black Onyx stone rectangular cut and polished 12 mm x 8.5mm x 2.6mm deep / about 3.5 ct. Initially designed for men but c...

This signet ring holds a glossy onyx stone and a diamond set within it. The diamond measures 2pts. Fully hallmarked London 1958. Modelled in 9 carat rose gold. Ring Size: O 1.2 or ...

Impressive Georgian period 14K yellow gold onyx intaglio signet ring depicting Medusa with coiled snakes. Early 19th Century The story of Medusa is one of the best known in Greek myt...

ϟiignet Ring for Men in solid 18K Yellow Gold decorated with natural black Onyx stone stone rectangular cut and polished 15.5 x 11,5 mm x 2.4 mm mm deep/ about 4.5 ct . Crown part is...

ϟiignet Ring for Men in solid 18K Yellow Gold decorated with natural black Onyx stone stone transitional rectangular cut and polished 15 x 12 mm x 2.3 mm mm deep/ about 4.5 ct . Swe...

This signet ring holds a glossy onyx stone and a diamond set within it. The diamond measures 2pts. Fully hallmarked Birmingham 1985. Ring Size: P 1/2 or 8 Onyx Dimensions: 12x10mm H...

Antique Unisex signet ring dating to ca. XIX -early XX cent. Solid 18K Yellow Gold with fine cameo on banded Red Onyx depicting young Greek or Roman Woman wearing diadem. Crown meas...

ϟignet Ring - adorned with bezel set polished Red plate of banded Red Onyx stone 15 mm x 12 mm x 4.3 mm with open back / ca 9 ct. This charming stone looks like sliced jelly with def...

This is a Masonic signet ring depicting the “Square and Compasses”. It is crafted in 9K gold. The piece features oval onyx. Circa 1950 Has hallmarks Weight: 5.12g Size: 18 (US 7.7...

Vintage Unisex type Ring set with bezel set cabochon cut natural Black Onyx stone accented with old European cut Diamonds in Platinum clusters on solid 18K Yellow Gold band and crown...

Antique Unisex signet Ring dating to ca. XIX -early XX cent. in solid 18K Orange (Rose toned) Gold with fine cameo on banded Red Onyx depicting Zeus (Roman Jupiter), king of the gods...

ϟiignet Ring for Men in solid 18K Yellow Gold decorated with natural black Onyx stone stone rectangular cut and polished 13 x 10 mm x 2.8 mm deep/ about 4.5 ct . Swedish ring, hall...

David Yurman's Men's Sterling Silver Black Onyx Signet Ring This bold sterling silver signet ring features a smooth rectangular black onyx cabochon in a bezel setting with a wide s...

ϟignet Ring - adorned with bezel set polished natural high grade Jade stone with flat surface polished to high gloss 15 mm x 13mm x 2.7mm deep / ca 11 ct European,ca. 1960s -1970s ....

A fine vintage silver, onyx, and diamond ring. In sterling silver. With a bezel-set onyx cabochon head mounted with a bezel-set diamond to its center. With a thick, tapered shank ...

The ring, dated to the 2nd century, consists of a cameo made of onyx with shades ranging from grey to blue, which is set in a contemporary yellow gold setting. The cameo is decorated...

Signet Intaglio Ring in solid 18K Orange / Rose / Red Gold with bezel set fine intaglio on Red Onyx depicting Greek Ares (Roman Mars ) - God of War and also an agricultural guardian....

The Onyx stone is set within the 9ct gold band. hallmarked Birmingham 1986. Ring Size:R or 8 1/2 Stone Dimensions: 14x11mm Weight: 2.9g

Fine Art Deco period 18K white gold, diamond, carved green onyx scarab amulet ring Circa 1920 This beautiful ring features a vibrant, finely carved emerald green onyx scarab surround...

The Onyx stone is set within the 9ct gold band. Fully hallmarked Birmingham 1830. The back of the face on this ring is engraved with "Rev T Barnaby died 1 Feb 1830 aged 68". Ring Si...

Arabic Calligraphy Black Onyx Signet Ring for Men. Men’s Black Onyx Statement Ring with Arabic Ornament. Kufic Arabic Calligraphy Men’s Black Onyx Ring...

ϟiignet Ring for Men in solid 18K Yellow Gold decorated with natural black Onyx stone stone rectangular cut and polished 15 x 12 mm x 2.56 mm deep/ about 5 ct . Swedish ring, hallm...

This refined signet style ring is crafted in 14 karat yellow gold and features a striking onyx intaglio carved with the profile of a Roman soldier, evoking classical antiquity and ti...

This David Yurman signet ring is crafted in 18K yellow gold and centered with a polished cushion-shaped black onyx cabochon. The substantial setting frames the stone with stepped con...

A beautifully crafted yellow gold swivel ring, featuring an octagonal rotating bezel that flips to reveal two contrasting faces. One side showcases a sleek black onyx panel, centered...

Brand: David Yurman Style: Black Onyx Intaglio Octagon Ring Material: 18k yellow gold Hallmarks: DY 750 Gemstones: Natural black onyx with intaglio carving Design: Octagonal sta...

Old ring in solid 18K Yellow Gold featuring seven pointed Blazing Star in Red Enamel and band with profile ornament of oak leaves & acorns. Can be some type of Occult ring...

The Onyx stone is set within the 9ct gold band with decorative shoulders. Fully hallmarked 1988. Ring Size: S or 9 Stone Dimensions: 12x9mm Weight: 3.2g

Centering an oval-shaped onyx tablet measuring 12.0 x 9.0 mm - opaque glossy black Carved with an intaglio depicting the Double Novena - Sacred and Immaculate hearts With flames, tho...

Brand: David Yurman Style: Green Onyx Intaglio Octagon Ring Material: 18k yellow gold Hallmarks: DY 750 Gemstones: Natural green onyx with intaglio carving Design: Octagonal sta...

A chunky 9ct yellow gold men’s onyx signet ring with a diamond inlay at the centre. Item Details: – Stone: 1 x natural brilliant cut diamond, 0.01ct 1 x black onyx – Size: V (AU/...

--Stone(s):-- (1) Natural Genuine Onyx - Oval Shape - Bezel Set - Black Color - 17.6 x 12.6mm (approx.) (1) Genuine Cubic Zirconia - Round Brilliant - Pave Set - Brilliant White Colo...

This is a vintage signet ring crafted in 900 platinum. Circa 1980. The piece features rectangle black onyx. Weight: 10.75g Size: 18.75 (US 8.75) IMPORTANT: please ask about the ...

The Onyx stone is set within the 9ct gold band. hallmarked Sheffield 1991. Ring Size: T or 9 1/2 Stone Dimensions: 12x10mm Weight: 2.6g

Art - Deco styled Ring in solid 585 Yellow Gold decorated with bezel set natural old European cut Diamond : Ø2 mm / ca. 0.04ct / F,G / VS embedded into the center of claw set Black...

A beautiful vintage Bulgari BVLGARI BVLGARI onyx ring set in 18k yellow gold.

The ring is composed of a bold signet-style design, featuring a ...

A stunning María Canalé “Gold Pyramide” ring crafted in 18kt gold, with a total weight of 17.90 grams. The design features bold black onyx pyramids, each elegantly set with brilliant...

This striking 14 Karat Yellow Gold Native American Ring features a vibrant inlay of Onyx, Turquoise, Carnelian, and Mother of Pearl arranged in a mosaic pattern. The bold, colorful d...

A vintage retro 9ct gold square onyx signet ring with a chunky brick-textured design. Item Details: - Stone: 1x Onyx – Size: S (AU/UK), 9 (US/CA) – Width: 12mm front – Metal: 9c...

This exquisite 18KT Gold ring features an authentic Roman intaglio dating back to the 1st-2nd Century AD, showcasing the iconic Pegasus, the mythical winged horse, on its front. Craf...

Men's black onyx and diamond ring in 14k setting. Stamped 14k and weighs 14.1 grams gross weight. The diamonds are round brilliant cuts, .20 total carats, J to K color, Si clarity. T...

Handsome Gent’s Round Onyx Intaglio Vintage Mid Century Modern Gold Ring. Hand crafted 10K Yellow Gold mounting. Ring size 9.75, we offer...

Victor Mayer Hallmark Collection Signet Ring, 925/-Silver, Niccolo Onyx 12.0 x 9.5 mm with Heraldic Engraving About the creator Victor Mayer Victor Mayer is internationally renowned...

The onyx in this signet ring is in lovely condition and it so glossy! The stone is set within the 9ct gold band. Ring Size: W or 11 Stone Dimensions:...

Elevate your style with the distinguished sophistication of this 18k yellow gold signet ring, a masterpiece of craftsmanship and elegance. At its core, the ring features four hand-cu...

Weight: 5.9 Grams Stone: Onyx (18.45 x 13.8 mm) Measurements: 18.8 x 21.75 x 2.95 mm Ring Size: 11 Hallmark: 14 ITEM #: BR-1458-111824-15

A beautiful vintage Cartier Tank onyx ring large model set in 18k white gold, circa 1998.

From the discontinued collection, this ring solely features a squa...

Item Specifications: Metal: 14k White Gold ​ ​Gemstone: Onyx Diamond Count: 1 brilliant cut Total Diamond Carat Weight: ~0.01 carats Diamond Color: H-I Diamond Clarity: I1 Rin...

The onyx in this signet ring is in lovely condition and it so glossy! The stone is set within the 9ct gold band. Fully Hallmarked London 1973. Ring S...

Ring in 18 karat yellow gold. This elegant vintage signet ring is set with an onyx stone in a closed setting on the top. The band is striated gold. Height: 12.2 mm approximately, wid...

--Stone(s):-- (1) Natural Genuine Black Onyx - Pierced Oval Cut - Bezel Set - Black Color - 15.7x13.5mm (approx.) Material: Solid 14k Yellow Gold w/ Blue Enamel Work Weight: 11.8 Gr...

Early Initial ring S 10K Gold. Onyx base. The Ring is a size 9 it can be size by your jeweler or us. This is out of a massive collection of Hopi, Zuni, Na...

This exceptional signet ring by French modernist master Jean Després stands as a bold testament to 1920s avant-garde design. Crafted in solid sterling silver with a commanding presen...

Charming late 19th-century signet ring, crafted in 9ct gold and set with a finely hand-carved onyx, depicting a detailed scene of a horseman beneath a tree. The intricate engraving ...

It is such a delight when we discover a small but scintillating treasure! This is an antique hardstone cameo with a naturalistic shape in the form of a halo of rose cut diamonds surr...

This sophisticated 14K gold ring showcases a sleek, bezel-set black onyx in a classic circular shape. The onyx measures 10mm, offering a bold yet refined look. Designed for a size 9....