An Art Deco period Industrial style 10K white gold genuine blue topaz ring circa 1930. This elegant vintage size 4 ring features a lovely emerald cut genuine blue topaz stone (including the setting, it measures 5/8 x 1/2") and it weighs 2.6 grams. The gem stone measures ~3 carats (calculated). It has a clean shape and design, with the simple geometric lines in keeping with Industrial modernist design ethos. It is stamped 10K and it is in excellent condition with no chips, cracks, dents, bends, corrosion, losses, damage or repairs. All items are thoroughly and conservatively graded and all condition issues are noted; all items are vintage or antique and may have slight signs of gentle use. Expedited tracked and insured parcel shipping to the U.S. starts at $25 (other spots may vary, air is higher). Items paid with a credit card will be shipped to confirmed addresses only. We do ship internationally. All of our prices are in $US. PLEASE NOTE: We DO NOT accept PayPal.