Onyx

(10,000 price results)

Sort by:

Most Relevant

12.05 Ct Natural Blue Onyx Round Cut: Weight - 12.05 Ct / Dimensions - 17.30 x 17.30 x 7.30 mm / Shape -Round Cut / Clarity - Opaque / Origin - Brazil / Treatment - None

2025

12.05 Ct Natural Blue Onyx Round Cut

Gems AuctionBangkok, TH

15.88 Ct Natural Black Onyx Hexagon Cut: Weight - 15.88 Ct / Size - 20.00 x 17.40 x 8.00 mm / Shape - Hexagon Cut / Color - Black / Clarity - OPaque / Origin - Africa / Treatment - None

2025

15.88 Ct Natural Black Onyx Hexagon Cut

Gems AuctionBangkok, TH

11.89 Ct Natural Blue Onyx Fancy Cut: Weight - 11.89 Ct / Dimensions -18.00 x 19.20 x 7.00 mm / Shape -Fancy Cut / Clarity - Opaque / Origin - Brazil / Treatment - None

2025

11.89 Ct Natural Blue Onyx Fancy Cut

Gems AuctionBangkok, TH

15.17 Ct Natural Blue Onyx Round Cut: Weight - 15.17 Ct / Dimensions - 17.80 x 17.50 x 8.60 mm / Shape -Round Cut / Clarity - Opaque / Origin - Brazil / Treatment - None

2025

15.17 Ct Natural Blue Onyx Round Cut

Gems AuctionBangkok, TH

13.02 Ct Natural Black Onyx Fancy Cut: Weight - 13.02 Ct / Size - 24.00 x 15.10 x 7.40 mm / Shape - Fancy Cut / Color - Black / Clarity - OPaque / Origin - Africa / Treatment - None

2025

13.02 Ct Natural Black Onyx Fancy Cut

Gems AuctionBangkok, TH

7.45 Ct Natural Blue Onyx Oval cab: Weight - 7.45 Ct / Dimensions - 13.10 x 9.80 x 6.60 mm / Shape -Oval cab / Clarity - Opaque / Origin - Brazil / Treatment - None

2025

7.45 Ct Natural Blue Onyx Oval cab

Gems AuctionBangkok, TH

14.29 Ct Natural Green Onyx Hexagon Cut: Weight - 14.29 Ct / Dimensions - 19.20 x 16.60 x 8.40 mm / Shape - Hexagon Cut / Clarity - Semi Transparent / Origin - Brazil / Treatment - None

2025

14.29 Ct Natural Green Onyx Hexagon Cut

Gems AuctionBangkok, TH

13.50 Ct Natural Blue Onyx Fancy Cut: Weight - 13.50 Ct / Dimensions - 24.00 x 15.10 x 7.70 mm / Shape -Fancy Cut / Clarity - Opaque / Origin - Brazil / Treatment - None

2025

13.50 Ct Natural Blue Onyx Fancy Cut

Gems AuctionBangkok, TH

13.36 Ct Natural Blue Onyx Hexagon Cut: Weight - 13.36 Ct / Dimensions - 20.00 x 17.70 x 6.60 mm / Shape -Hexagon Cut / Clarity - Opaque / Origin - Brazil / Treatment - None

2025

13.36 Ct Natural Blue Onyx Hexagon Cut

Gems AuctionBangkok, TH

14.80 Ct Natura Black Onyx Trillion Cut: Weight - 14.80 Ct / Dimensions - 18.20 x 18.00 x 8.70 mm / Shape - Trillion Cut / Color - Black / Clarity - OPaque / Origin - Africa / Treatment - None

2025

14.80 Ct Natura Black Onyx Trillion Cut

Gems AuctionBangkok, TH

15.61 Ct Natural Green Onyx Pear Cut: Weight - 15.61 Ct / Dimensions - 19.40 x 19.10 x 8.00 mm / Shape - Pear Cut/ Clarity - Semi Transparent / Origin - Brazil / Treatment - None

2025

15.61 Ct Natural Green Onyx Pear Cut

Gems AuctionBangkok, TH

14.82 Ct Natural Black Onyx Pear Cut: Weight - 14.82 Ct / Dimensions - 18.30 x 18.00 x 8.10 mm / Shape - Pear Cut / Color - Black / Clarity - OPaque / Origin - Brazil / Treatment - None

2025

14.82 Ct Natural Black Onyx Pear Cut

Gems AuctionBangkok, TH

10.30 Ct Natura Black Onyx Fancy Cut: Weight - 10.30 Ct / Dimensions - 20.10 x 12.10 x 6.50 mm / Shape - Fancy Cut / Color - Black / Clarity - OPaque / Origin - Africa / Treatment - None

2025

10.30 Ct Natura Black Onyx Fancy Cut

Gems AuctionBangkok, TH

12.75 Ct Natural Black Onyx Round Cut: Weight - 12.75 Ct / Size - 16.80 x 16.80 x 8.20 mm / Shape - Round Cut / Color - Black / Clarity - OPaque / Origin - Africa / Treatment - None

2025

12.75 Ct Natural Black Onyx Round Cut

Gems AuctionBangkok, TH

14.79 Ct Natural Green Onyx Round Cut: Weight - 14.79 Ct / Size - 17.70 x 17.70 x 8.20 / Shape - Round Cut / Color - Green / Clarity - OPaque / Origin - Africa / Treatment - None

2025

14.79 Ct Natural Green Onyx Round Cut

Gems AuctionBangkok, TH

0.68 Ct Natural Green Onyx Round Cut: Weight - 0.68 Ct / Dimensions - 6.00 x 6.00 x 3.60 mm / Shape - Round Cut / Clarity - Semi Transparent / Origin - Brazil / Treatment - None

2025

0.68 Ct Natural Green Onyx Round Cut

Gems AuctionBangkok, TH

11.15 Ct Natural Blue Onyx Trillion Cut: Weight - 11.15 Ct / Dimensions - 17.90 x 17.40 x 7.10 mm / Shape -Trillion Cut / Clarity - Opaque / Origin - Brazil / Treatment - None

2025

11.15 Ct Natural Blue Onyx Trillion Cut

Gems AuctionBangkok, TH

16.08 Ct Natural Black Onyx Round Cut Beads: Weight - 16.08 Ct / Size - 6.40 - 6.90 mm / 10 Pc's / Shape - Round Cut Beads / Color - Black / Clarity - OPaque / Origin - Africa / Treatment - None

2025

16.08 Ct Natural Black Onyx Round Cut Beads

Gems AuctionBangkok, TH

8.74 Ct Natural Green Onyx Round Cut Beads: Weight - 8.74 Ct / Dimensions -8.40 - 8.60 mm / 3 Pc's / Shape - Round Cut Beads / Clarity - Semi Transparent / Origin - Brazil / Treatment - None

2025

8.74 Ct Natural Green Onyx Round Cut Beads

Gems AuctionBangkok, TH

9.92 Ct Natural Green Onyx Fancy Carving Beads: Weight - 9.92 Ct / Dimensions -7.50 - 7.90 mm / 3 Pc's / Shape - Fancy Carving Beads / Clarity - Semi Transparent / Origin - Brazil / Treatment - None

2025

9.92 Ct Natural Green Onyx Fancy Carving Beads

Gems AuctionBangkok, TH

12.61 Ct Natural Black Onyx Fancy Pear Drop: Weight - 12.61 Ct / Size - 20.50 x 9.90 x 9.90 mm / Shape - Fancy Pear Drop / Color - Black / Clarity - OPaque / Origin - Africa / Treatment - None

2025

12.61 Ct Natural Black Onyx Fancy Pear Drop

Gems AuctionBangkok, TH

SOLD

Attributed to Giuseppe Bessi (Italian, 1857-1922) Beatrice: Attributed to Giuseppe Bessi (Italian, 1857-1922) Beatrice alabaster and marble Height 21 x width 17 x depth 9 inches; together with an associated onyx pedestal, height 36 x width 10 x depth 10 inches

2025

Attributed to Giuseppe Bessi (Italian, 1857-1922) Beatrice

Freeman'sChicago, Philadelphia, Palm Beach, FL

PAIR OF MAHOGANY GILT BRONZE MOUNTED ONYX TOP NIGHT STANDS IN THE MANNER OF F. LINKE C 1900.: Pair of mahogany gilt bronze mounted onyx top night stands in the manner of F. Linke C 1900. Ht: 33" Wd: 15.75" Dpth: 15"

2025

PAIR OF MAHOGANY GILT BRONZE MOUNTED ONYX TOP NIGHT STANDS IN THE MANNER OF F. LINKE C 1900.

Kamelot AuctionsPhiladelphia, PA

SOLD

Sterling Onyx And Opal Pendant 7g: This jewelry auction is part of an estate sale on 11/7 in Edmonds WA. Pick up will be at the sale, details here https://www.estatesales.net/WA/Edmonds/98026/4683240. Items tested using Kee gold tester

2025

Sterling Onyx And Opal Pendant 7g

Seattle MagpiesSeattle, WA

View:

24

Onyx Auctions

Mint Big 1950s Navajo Bell Sterling Silver Turquoise Cuff Bracelet 7-8"

Big Mint Navajo Sterling Silver Turquoise Squash Blossom Ring 9

HUGE Mint 1960s Navajo Sterling Turquoise Squash Blossom Pendant

STERLING SILVER GOLD VINTAGE JEWELRY POKEMON

Sabertooth Auctions

Starts on:

Murray, KY, US

4 days Left

Platinum 3.47ct Diamond Ring

14K Yellow Gold 0.45ct Diamond and Enamel Ring

18K Rose Gold Grape Garnet French Wreath Brooch

Curated Fine Gold Jewelry Vintage & Antique

Eastern European Art Gallery Inc

Starts on:

Broomall, PA, US

1800'S VENUS & PUTTI 3 PANEL OLD MASTER PAINTINGS

JILALI GHARBAOUI - ABSTRACT COMPOSITION PAINTING

CLASSIC HARLEY DAVIDSON WIDE GLIDE MOTORCYCLE

ART ANTIQUES ADVERTISING ASIAN PERSIAN COINS

Great Estates Auctioneers & Appraisers

Starts on:

ELLENVILLE, NY, US

18 hrs Left

TOP