Ring with 15 brilliant-cut diamonds and 12 octagonal-cut diamonds,

Ring with 15 brillant-cut and 12 single-cut diamonds, totalling ca. 0.65 ct, of good colour and clarity, pavé set, white gold 14K, 8.2 g, ring size: 50, W: ca. 3.4-14.8 mm, 2nd H. 20th century, minor signs of wear, with hallmark.