Rings
Esse Marcasite Sterling Silver Black Spinel and Marcasite Art Nouveau Dress Ring - Size M
925 Stamped Sterling Silver- total metal weight 4.42 grams. Unique Art Nouveau design. 4 x Oval cut of Black Spinel, totalling 1.012 carats. Expertly set Marcasite, totalling 0.108 carats. Ring Size: UK M, US 6, French 52 3/4, German 16 1/2. Rings...
https://www.bizrate.co.uk/rings/esse-marcasite-sterling-silver-black-oid37209503259.html