Platinum diamond ring

Platinum ring (950/1000), openwork and pavé-set with diamonds. One central old-cut diamond, weighing approximately 0.35 ct, surrounded by 24 old-cut diamonds, weighing approximately 0.56 ct. Total diamond weight: approximately 0.91 ct. Width at the top: 1.9 cm. Ring size: 57. Total weight: 12.69 g. Hallmarked with a mascaron. Excellent condition.