Beautiful ring by Cartier from the Tank collection!
18K yellow gold and set with a buff top square amethyst.
Stone is in excellent condition, minor scratch on the band that can be buffed out by your jeweler.

Measurements:
Face of the ring is 8mm wide
Size 8

Weight
11.6 grams

Hallmarks:
Cartier 57 F43739 ©1997 750 and another mark

Check my other listings for more gold charms and other gold jewelry!!!
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