Solitaire ring with old cut diamond

A newly made ring in 18 carat yellow gold, deliberately not polished, set with a beautiful old cut diamond of approximately 1.5 carats. Color approximately K/L (whiter than in the photos). A fantastic, well made (engagement) ring for someone who loves antiques and would like to wear the ring daily forever. Ring size 17.5 (can be adjusted if necessary).

Netherlands, modern