Bidspirit auction | Three 10K Yellow Gold Birthstone

Three 10K Yellow Gold Birthstone Rings - 2 rings are marked BDA ( Budlong, Docherty & Armstrong) 10K, synthetic blue topaz (December birthstone) is size 3 3/4 & weighs approx. 0.7 grams, synthetic ruby (July birthstone) is size 4 & weighs approx. 0.7 grams, pink oval stone ring tests 10K (October birthstone) is size 5 & weighs approx. 1.5 grams.