Tiffany engagement ring size 4

Really like new! Has been worn for less than 6 months. Size 4. Description & Details: Ring in platinum with round brilliant diamonds. Platinum with diamonds Round brilliant center diamond, carat weight .15, color D-F, clarity IF-VS Other round brilliant diamonds, carat total weight .31 Product number:60140148 https://www.tiffany.ca/jewelry/rings/tiffany-soleste-ring-GRP04960/