Victorian Revival 10k Black Onyx Ring by Plainville Stock Co. c.1930's Tiffany rose gold 51 carat pear diamond

51 carat pear diamond

121999917995

12 - Individual Butter Spreaders (sterling handle / stainless blade) at 6

Most of the bracelet is 18K yellow gold but the clasp and the diamonds are set in platinum

Victorian Revival 10k Black Onyx Ring by Plainville Stock Co. c.1930's Tiffany rose gold 51 carat pear diamondThe piece is made by the Plainville Stock Co of Plainville Mass.. The company was in business from around 1896 1980's Era: c. 1930's Hallmarks: 10K P. S. COL Composition: 10K Yellow Gold Primary Stone: Black Onyx Ring Face: 19. 1mm x 11. 15mm Rise Above Finger: 3. 86mm Ring Size: 5. 5 Ring Weight: 2. 3 grams Ring Condition: Excellent estate condition, ready to wear