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Vintage Art Deco Sterling Silver and Onyx link braceletby Musicfan
Onyx? Ring and Pendantby nosretep
Sterling Silver Broochby melaniej
Green Onyx (?) Strung Necklace w/ Sterling Clasp Antique Market Find $3.00by Efesgirl
Black Onyx Gold and Pearl Bead Necklaceby Junkman60
Could you tell me something about this pendantby Hilara
Info. Needed on Sterling Black Onyx Pendant-LAR.IN-925by LOUMANAL
10K Black Onyx Diamond Ring Hallmarked BOAby JoyB
Square Onyx and Silver Pendant / .925 Marked Italy / Circa 20th Centuryby mikelv85
Mexican Silver and Onyx Clamp Bracelet / Marked Mexico .950 / Circa 20th Centuryby mikelv85
antique, art deco?  gold, black onyx Toni1969
2.5 inches Vintage  Sterling Silver Scorpion + Black Onyx pendant by southcop
Vintage Deco Onyx Filigree Binder Brothers Earring Necklace Sterling Set Demi Parure by Moonsto…
Brooch for WOMEN- Sterling & Onyx - Marked GERMANYby BHock45
Genuine Green Onyx with Mexico Sterlingby LaCours…
My grandmothers (possibly great-grandmothers) Onyx-Diamond Ring & Pendantby ginnymac3
braclettby huey
Onyx and Marcasite Broochby vintage…
Necklace,Bracelet,Earring michelle34
Large Onyx Crossby SantaRosaOnyx
Vintage "Black Onyx" Rings from the 1950'sby bahamaboy
Vintage Tiffany Earringsby Siouxdahlem
A  bracelet present to my mother in ?????by suziq11
Green Onyx Art Deco/Nouveau Necklaceby TamaraB