A man's 10k yellow gold black onyx signet style ring from the 1960s-1980s. This size 9-1/4 ring features a bezel set black onyx slice in a 5/8 x 5/8" setting with grooved shoulders. This ring weighs 4.5 grams, it is stamped 10K with a diamond over M maker's mark and it is in excellent condition with no chips, cracks, dents, bends, corrosion, damage or repairs other than signs of an earlier sizing. 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 $23 (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.