Vintage Opal Ring Engagement Ring 1.65 ct Australian Opal 10k yellow gold setting

Magnificent color spectrum in this oval shaped opal. This high quality Natural Earth mined Opal measures 10mm by 8mm which equates to carat weight of 1.65 carats. Opal has a nice range of color including reds, orange, green, and blue and is set in a hand made claw setting. Ring is stamped 10k and weighs 3.0 grams of 10k gold. Ring size is 7.5 and can be modified to a different size by my jeweler for a small fee of $40. Convo me for details if interested. This ring can be an alternative...