All Diamond 0.57cts. Platinum Semi-set Eternity Ring Design ID: 88-01721 Type: Semi-Set - Diamonds all the way around Metal: 100% Recycled, Hallmarked Platinum Stone Type: All Diamond Diamond Option: Your Choice, New Generation Lab-Grown or Traditionally Mined Diamonds Total Diamond Weight (av.): 0.57cts. Diamond Shape: Round Brilliant-Cut Setting Style: Channel-Set Certificated Diamonds: Not at this size Width: Medium i.e 3.1mm. Rows: Single-Row