Rare Mid-Century Turquoise & Diamond Ring in 18K Rose Gold - Size 9¼ This authentic 1950s-60s vintage treasure features a stunning 2.57ct turquoise centerpiece embraced by solid 18K rose gold (hallmarked K18). The shoulders sparkle with multicolored diamonds (0.12ct total) in green, pink, and white hues, creating a mesmerizing mid-century design. Details: US size 9⅜ (JPN 20) Solid 18K rose gold (5g/0.176oz) 2.57ct turquoise main stone 0.12ct colored diamond accents Minor surface scratch Mid-century craftsmanship (circa 1950s-60s) A rare piece of wearable history where earthy turquoise meets colorful diamonds in warm rose gold. Despite a minor scratch, this substantial ring remains a stunning example of mid-century jewelry artistry. Price: $1,650 (Online appraised at $1,500-$1,800)