Platinum (850‰) and 18k (750‰) white gold ring adorned with a round-cut solitaire diamond, 4,63 carats Ring size: 52

Platinum (850‰) and 18k (750‰) white gold ring adorned with a round-cut solitaire diamond, 4,63 carats
Ring size: 52
Gross weight: 5 g
With a preliminary study by LFG laboratory dated 03/02/2023 no. BD033574/1 indicating: Color: E - Purity: SI2