- $171.97 GBP David Yurman 14x14mm Cushion on Point Ring with Blue Topaz and Diamonds size 8.5
- $177.74 GBP David Yurman Sterling Silver 11mm Chatelaine Ring w/Black Onyx & Diamonds S 6.5
- $191.19 GBP David Yurman 925 Silver Chatelaine 20mm Black Onyx Diamond Ring Size 8
- $229.61 GBP David Yurman Sterling Silver Chatelaine 9mm Black Onyx & Pave Diamonds Earrings
- $19.21 GBP 1960’s Vintage 18 Kt HGE Black Onyx Ring-11 1/2 Size-
- $47.08 GBP 1.13g 14 KT. YELLOW GOLD NATURAL PEARL ONYX LINK GEMSTONE STAMPED FINE EARRINGS
- $38.43 GBP Vintage 16" Sterling Silver Chain With Silver And Onyx Pendant
- $152.18 GBP Antique Art Nouveau Arts & Crafts Large Onyx Sterling Handmade 7.2g Ring Sz 7
- $30.00 GBP Small Silver Gotland Onyx Ball Pendant
- $10.52 GBP Vintage Oval Pendant with White and Charcoal Onyx
- $31.12 GBP 18K On Sterling Vintage BOMA Black Onyx Tribal Heart Hooked Bangle Bracelet 6.5"
- $29.51 GBP Men's Gold Plate Sterling Silver Black Onyx Pebbled Look Sz 10 Biker Ring 6.3gm
- $15.85 GBP Turkmen Necklace Antique Afghan Tribal Black Onyx Pendant Beaded Necklace VS115
- $229.61 GBP David Yurman Sterling Silver 9mm Chatelaine Earrings With Black Onyx Diamonds
- $75.18 GBP Swarovski S.A.L. Vintage Onyx Black & Crystal Octagon New Clip Earrings
- $225.77 GBP David Yurman 925 Silver 9mm Chatelaine Earrings BLACK ONYX & Pave Diamond
- $28.81 GBP 8.3g 925 SOUTHWESTERN ABSTRACT ONYX RECTANGLE INLAY EARRINGS STERLING SILVER
- $18.00 GBP 925 Sterling Silver Earring Square Cut Black Onyx 6x6mm
- $15.37 GBP Vintage Big Chunky Gold Plated Suqare Faux Onyx Earrings Clip On
- $42.27 GBP Vintage Avon Men's Onyx Gold on STERLING SILVER Biker Band Ring 10.2g Sz 13.5
- $67.25 GBP SIZE 6 8.1g 925 STERLING SILVER BRUTALIST ABSTRACT RING ONYX BALL VINTAGE
- $23.82 GBP 5.5g 925 ONYX GEMSTONE SET STERLING SILVER BAND RING MARKED SIZE 5.5
- $19.20 GBP Swarovski SWAN Signed Pave Crystal Gold Plated Crab Brooch/Pin with Onyx Eyes
- $12.48 GBP Sarah Coventry Onyx Stone Necklace Silver Tone Jewelry Vintage
- $9.61 GBP 1.4g 925 ONYX OVAL MINI CHARM PENDANT STERLING SILVER GEMSTONE
- $36.50 GBP vintage Gem stone art composite green jasper black onyx pendant necklace 50650
- $14.41 GBP WOMENS ONYX SIGNED PB STERLING SILVER TRAPEZOID EARRINGS HIGH QUALITY 925
- $15.17 GBP 3.4g 925 STERLING SILVER HOOK ONYX MARKED VINTAGE WOMENS EARRINGS
- $191.19 GBP David Yurman 925 Silver 14mm ALBION Ring Black Onyx & Diamonds Sz 8.5
- $181.58 GBP DAVID YURMAN Sterling Silver 925 Albion Ring And Black Onyx Size 8
- $191.19 GBP David Yurman Sterling Silver 20mm Chatelaine Black Onyx Ring & Diamonds sz 8
- $244.99 GBP David Yurman 7mm Cable CANDY Bracelet & 925 Silver BLACK ONYX & DIAMOND M
- $6.50 GBP Silver Pendant Black Onyx Pear Shape Cabochon 8x12 mm - optional chain
- $33.63 GBP SIZE 7.5 STERLING SILVER ANTIQUE ONYX ETCHED EARLY CENTURY RING 2.8g 925 FINE
- $48.03 GBP Vintage Swarovski Pave Crystal Gold Plated Crab Brooch/Pin w/Onyx Eyes
- $16.00 GBP Sterling Silver 925 Ring Onyx - Size R
- $21.62 GBP Two Tone Noblesse Style Black Onyx 18K GE Ring Size 8
- $16.00 GBP 925 Sterling Silver Earring Lotus Black Onyx Pear Shape Cabochon 4x6mm
- $24.02 GBP Sterling Silver & Genuine Black Onyx Pendant ()
- $208.48 GBP David Yurman 925 Silver 14mm Cushion on Point & Black Onyx And Diamonds Sz 8.5
- $22.10 GBP STERLING SILVER FILIGREE STYLE RING SET WITH BLACK ONYX - SIZE 8
- $16.00 GBP 925 Sterling Silver Pendant Black Onyx Pear Shape Cabochon 8x12mm - chain
- $36.50 GBP vintage Gem stone art composite howlite black onyx pendant necklace 50652
- $27.37 GBP 1950s vintag faux black onyx tear drop mourning earrings collector jewelry 52479
- $17.00 GBP 925 Sterling Silver Earring Marquise Black Onyx 5x10mm
- $19.20 GBP 1.5g 925 STERLING SILVER SQUARE STUD EARRINGS ONYX INLAY STAMPED JEWELRY
- $43.23 GBP ANTIQUE VICTORIAN PIN BROOCH ONYX GLASS MOURNING C CLASP GOLD FILLED
- $16.00 GBP 925 Sterling Silver Earring Black Onyx Round Shape 6x6mm
- $16.02 GBP Vintage Signed Clark and Coombs 14K GE Art Deco Oval Black Onyx Ring 6
- $58.41 GBP VINTAGE Brutalist STERLING Onyx Biker Chain Link Pebbled Ring 11.1g Sz 8
- $16.00 GBP 925 Sterling Silver Earring Heart Black Onyx Round Cabochon 4x4mm
- $55.71 GBP Vintage Modernist Sterling Silver Necklace Pendant Onyx Stone Layered Ovals MCM
- $15.36 GBP Vtg Beau Sterling Black Onyx Ring Filligree Sterling Silver Sz 5-8 Adj. 4.1g
- $36.51 GBP 925 Sterling Silver - Vintage Black Onyx Love Heart Shiny Drop Pendant Necklace
- $13.45 GBP ANTIQUE ANSON ONYX OPAL TIE BAR TIE TACK MENS DRESS ATTIRE
- $528.39 GBP Rare! 925 Sterling Silver Vintage Black Onyx Marcasite 8 Twisted Wheat Chain 30”
- $50.92 GBP Vintage! Sterling Silver Dolphin and Black Onyx Art Deco Hinged Necklace!
- $25.93 GBP MID CENTURY brooch 1950's vintage gold tone PEARL & ONYX pin chain
- $192.15 GBP David Yurman 925 Sterling Silver Albion Black Onyx Ring Sz 6
- $91.27 GBP SILVER MEXICAN ONYX BRACELET CHUNKY THICK STATEMENT PIECE 7.5" LONG
- $48.03 GBP vintage faux pearls multiple strands choker necklace Diamante faux onyx FC1193
- $24.98 GBP SIZE 6 5.7g 925 BLACK CIRCLE ONYX INLAY STERLING SILVER RING MARKED FINE JEWELRY
- $40.58 GBP TAXCO MEXICO ELEGANT BLACK ONYX INLAY GOLD ON STERLING MODERNIST RING 10.2G Sz 7
- $23.82 GBP 5.1g 925 TRIANGLE CUT ONYX PAVE HALF HOOP MARKED STERLING SILVER FINE EARRINGS
- $12.48 GBP 1.2g 925 STERLING SILVER ONYX INLAY SOUTHWESTERN PENDANT CHARM MARKED JEWELRY
- $15.37 GBP VTG Liz Claiborne Faux Black Onyx 18" Pendant Necklace, Stamped
- $24.02 GBP 9.1g 925 STERLING SILVER VINTAGE ONYX FACE SCREWBACK VINTAGE WOMENS EARRINGS
- $1628.44 GBP Estate Deco 14k Yellow Gold & Black Onyx Ring SZ 5.25 Weight 20.25 Grams
- $13.33 GBP Vintage Black Onyx Marcasite Pendant Silver Tone Necklace
- $26.15 GBP Handmade Onyx Rope Bezel Gold Plate Sterling Ring 925 Sz 4 - 8 adjustable
- $36.50 GBP vintage Gem stone art composite red jasper black onyx pendant necklace 50651
- $19.20 GBP 9.5g 925 STERLING SILVER ONYX GEMSTONE VINTAGE SOUTHWESTERN GEMSTONE EARRINGS
- $30.39 GBP VTG 14K GOLD ON STERLING SILVER BLACK ONYX DIAMOND MARCASITE RING 4.4G SZ 9.25
- $28.81 GBP vintage tie clip cuff links faux black onyx diamante FC1194
- $43.22 GBP Artisan Handmade Black Macrame Vintage Onyx Sterling Silver Pendant Necklace 18"
- $13.45 GBP STERLING SILVER ONYX GEMSTONE BEADED MARKED EARRINGS 925 FINE MARKED JEWELRY
- $6.73 GBP 2 Pairs~White Faux Pearl and Green Onyx Style Bead Hook Dangle Earrings Jewelry
- $108.95 GBP VTG PEAR GARNETS BLACK ONYX CABOCHON STERLING CLUSTER COCKTAIL RING 13.9G SZ6.25
- $23.97 GBP Vintage Mexican 925 Silver Carved Green Stone Mayan Face Clip On Earrings 8.5g
- $21.79 GBP Victorian Sterling Sliver W/Oval Onyx & Clear Stone Ring Sz ADJUSTABLE 5 - 10
- $28.82 GBP Earrings Sterling SilverTear Drop Dangle Earrings Black Onyx Pierce Hook 2” Long
- $99.91 GBP Vintage Signed Sterling Silver Puffy Bubbles Brooch w/ Large Onyx Polished Stone
- $28.82 GBP VINTAGE MADE HONG KONG STERLING SILVER LETTERING CUFFLINKS ONYX HALLMARK STAR
- $23.82 GBP 10.4g 925 STERLING SILVER OVAL LARGE STUD ONYX GEMSTONE BEAD PATTERN EARRINGS
- $66.41 GBP Vintage Sterling Silver Etruscan Black Onyx Marcasite Leaf Ring 8.6g Sz 8
- $192.15 GBP C Dishta Belt Buckle. Inlayed With Pearl ,black Jet,coral And Turquoise....
- $33.63 GBP VINTAGE WOMENS ONYX MOSIAC DESIGN CLIP ON EARRINGS DECO FLOWER STERLING SILVER
- $305.21 GBP D. Yurman .925 SILVER SPIRITUAL GREEN ONYX 8.0mm BEADS-w-D.Y.925 CLASP &WAVE-hte
- $43.23 GBP Mexico Signed Modernist Black Stone Cabochon ClipOn Earrings 22g Sterling Tested
- $240.17 GBP NOS MGW LARGE MEN'S 925 STERLING SILVER ONYX RING - MEN'S SIZE 9.5 - NEW W/TAGS
- $28.81 GBP SIZE 5 7g 925 ONYX CUT CRYSTAL RING STERLING SILVER MARKED GEOMETRIC DESIGN
- $33.63 GBP 18” STERLING SILVER CROSS STAMPED CARNELIAN ONYX HEMATITE NECKLACE GEMSTONE
- $263.75 GBP Vintage Solid 18K Yellow Gold Black Onyx Screw Back Earrings 15mm 8.2 grams
- $668.99 GBP Antique Art Deco Vintage 14K White Gold Onyx Ring 5.8G Size 2.75 FREE SIZING!
- $14.40 GBP 1.6g 925 STERLING SILVER ONYX GEMSTONE CROSS RELIGIOUS MARKED FINE JEWELRY
- $62.45 GBP VINTAGE GIVENCHY LEAF DIAMOND RHINESTONE ONYX BLACK TONE DANGLE EARRINGS MR
- $10.56 GBP Gold Ring Genuine Onyx (Fashion Jewelry) Size 10 14K GP ) w/ Simulated Stone
- $140.07 GBP Men's Vtg Sterling Silver Black Onyx Cabachon Biker Rocker Ring 6.5g Sz 11.5
- $191.19 GBP David Yurman Sterling Silver 925 Infinity Black Onyx ring size 7.5
- $115.29 GBP 18” NATURAL SEA PEARL ONYX 14 KT. GOLD BEADED HAND KNOTTED NECKLACE STAMPED