Antique Edwardian Bow Design Diamond Sapphire Platinum Gold Ring

This is a beautiful large well-made antique Edwardian filigree ring c.1910. The ring has a unique bow design set with 2 sapphires, 16 rose cut diamonds and 3 old mine cuts in platinum. The ring shank has four rope bands that connect at the bottom. Estimated gem weight .80 carats diamonds are white and sparkly SI-1 clarity, Weight 7.4 grams, Excellent Condition, Face of the ring measures 24mm by 13mm