ring, engagement ring, diamond, platinum, platinum ring, platinum solitaire, solitaire, solitaire, solitaire diamond, GIA certificate, certified diamonds, River, EVS2, jewel, jewellery, jewellery, jewellery, jewellery in murcia, jewellery in murcia, jeweller, jewellery workshop in the region of murcia, jewellery workshop in murcia, blasco joyero