Antique Victorian Opal Diamond Conversion Ring and Pendant

Antique Victorian Opal Diamond Conversion Ring and Pendant

This antique opal and old mine brilliant cut diamond cluster ring that converts into a pendant, the central feature is an oval cabochon opal, estimated to weigh 2.50 carats and claw set in gold, surrounded by twelve old brilliant cut diamonds, estimated to weigh a total of 1.92 carats and claw set in platinum, all to a gold mount. The top of the ring can be unscrewed from the mounting using the screwdriver that comes with it. The handle of the screwdriver is of a dark wood  and the metal part is blued steel.

Once unscrewed from the ring, it can be attached to the frame that makes it into a pendant.

Condition: very good
Period: Circa 1900
Material: Platinum and 18ct yellow gold
Diamonds: 12 old mine brilliant cut diamonds with an estimated weight of 1.92ct. (colour and clarity: E/H, vs/si).
Precious stones: One opal with an estimated weight of 2.50ct. (the stone has a natural gletz inclusion)
Dimensions: top of ring 2.06 cm x 1.53 cm; length of screwdriver 9,50 cm
Weight ring: 6.90 gram  total weight ring and pendant: 9.80 gram
Ring size Continental: 48 & 15½ , Size US 4½ , Size UK: I

Reference Nº: 19259-0011