Vintage 14k Gold and 1 Carat Oval Cut Amethyst Gemstones Post Earrings. Prong Set Gemstones. Gold has been tested for purity. Excellent Vintage Condition. They measure approximately 1/4" Wide x 1/4" Long and approximately 3/16" Thick. Most of the Jewelry for sale in my shop is Vintage Estate Jewelry. These earrings are in Excellent Vintage condition! Your jewelry item will arrive in a GIFT BOX! Bundle 2 items and SAVE!