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| STERLING SILVER MARCASITE ONYX VTG ESTATE JEWELRY RING | $ 0.99 |
| Sterling Silver Onyx & Marcasite Brooch *Very Lovely | $ 19.98 |
| VINTAGE*STERLING SILVER*ONYX, Amethyst+Marcasite-Brooch | $ 9.98 |
| Sterling Marcasite Onyx Winged Heart Pin Brooch Deco | $ 19.98 |
| DAINTY 925 STERLING SILVER ONYX MARCASITE RING R / 9 | $ 4.99 |
| Ladies Sterling Silver Onyx & Marcasite Earring HSN | $ 24.99 |
| Vintage Sterling Silver Garnet, Onyx, & Marcasite Ring | $ 9.99 |
| ONYX STERLING MARCASITE PENDANT 925 THAILAND | $ 0.99 |
| ELEGANT VINTAGE STERLING MARCASITE& ONYX EARRINGS-CLIP | $ 9.99 |
| LARGE Vintage MARCASITE & STERLING Silver + Onyx PIN | $ 11.50 |
| VINTAGE ART DECO STERLING MARCASITE BLACK ONYX EARRINGS | $ 9.94 |
| RARE VINTAGE ESTATE STERLING MARCASITE ONYX STONE PIN | $ 9.99 |
| Estate Art Deco Sterling Silver Onyx Marcasite Ring | $ 4.99 |
| 20s art deco sterling ring onyx marcasite | $ 9.99 |
| VINTAGE STERLING SILVER ONYX MARCASITE DANGLE EARRINGS | $ 15.00 |
| Sterling Silver Marcasite Onyx Mother of Pearl Necklace | $ 59.98 |
| VINTAGE 925 STERLING SILVER MARCASITE ONYX RING Q21 | $ 4.24 |
| VINTAGE*STERLING SILVER*ONYX+Marcasite Pierced Earrings | $ 9.99 |
| WOW LARGE STERLING ONYX & MARCASITE BRACELET SIGNED NR | $ 13.38 |
| VINTAGE STERLING SILVER HEAVY MARCASITE ONYX NECKLACE | $ 49.95 |
| Old Sterling / Onyx Ring - Onyx Marcasite Earring Set | $ 9.99 |
| HUGE VINTAGE STERLING ONYX MARCASITE RING ESTATE FIND! | $ 22.99 |
| Sterling Silver Onyx & Marcasite Broach Pin HSN | $ 29.99 |
| Pretty Vintage Marcasite Onyx Sterling Silver Ring | $ 8.50 |
| Sterling Silver Onyx & Marcasite Cat Broach Pin HSN | $ 19.98 |
| Sterling Silver Onyx & Marcasite Cat Broach Pin HSN | $ 19.98 |
| Ladies Sterling Silver Onyx & Marcasite Broach Pin HSN | $ 24.99 |
| Ladies Sterling Silver Onyx & Marcasite Broach Pin HSN | $ 24.99 |
| Art Deco Sterling Marcasite Onyx Pendant w/Chain | $ 29.99 |
| Beautiful VINTAGE Sterling BLACK ONYX Marcasite RING | $ 4.99 |
| STERLING SILVER CHAIN MARCASITE BLACK ONYX PENDANT JJ | $ 24.99 |
| Vintage Marcasite Onyx Sterling Silver Dangle Earrings | $ 4.09 |
| VINTAGE STERLING SILVER MARCASITE ONYX RING & EARRINGS | $ 39.99 |
| LARGE VINTAGE, STERLING, MARCASITE-ONYX BROACH. NR | $ 14.99 |
| Sterling Silver Vintage Horny Toad Ring Onyx Marcasite | $ 9.99 |
| Ladies Sterling Silver Onyx & Marcasite Ring Size 8 HSN | $ 19.98 |
| Ladies Sterling Silver Onyx & Marcasite Ring Size 6 HSN | $ 19.98 |
| VINTAGE DECO STERLING MARCASITE ONYX RING! 40S BEAUTY!! | $ 22.99 |
| Beautiful Sterling Onyx & Marcasite Pendant ~NoReserve~ | $ 4.49 |
| Vintage Sterling Black Onyx Marcasite Religious Pendant | $ 19.95 |
| SZ 10-11 STERLING BLACK ONYX ART DECO RING MARCASITE AC | $ 9.99 |
| SZ 9-10 STERLING ART DECO BLACK ONYX MARCASITE RING EX | $ 9.99 |
| Antique Art Deco Black Onyx Marcasite Ring Sterling | $ 10.99 |
| Ladies Sterling Silver Onyx & Marcasite Ring Size 8 HSN | $ 19.98 |
| Ladies Sterling Silver Onyx & Marcasite Ring Size 6 HSN | $ 19.98 |
| Ladies Sterling Silver Red Onyx& Marcasite Ring Sz8 HSN | $ 19.98 |
| WOW LONG DANGLE STERLING ONYX & MARCASITE EARRINGS NR | $ 10.51 |