This is the Sunflower Diamond Ring from Harry Winston. The Sunflower collection, which expresses the sun-like petals with a symbolic design, has a halo-like halo of diamonds around the center stone as a gorgeous accent. A recommended gem with enchanting beauty and dazzling shine. Brand HARRY WINSTON Sunflower- Diamond Ring Mini Materia Platinum Diamond 0.37ct Diamond (Stamp Pt950, D0.37CT) Size No. 5 Maximum width 9.7 mm (0.38 in) Thickness 7 mm (0.28 in) Total Accessories Certificate Item details It has been polished and is in good condition.