Mini Bound Willow RingYou're looking at the Mini Bound Willow Ring in Blue, designed by Bleue Burnham. This small signet style ring features a 6x5mm oval cut lab created blue sapphire at its center, supported by elegant strands from the band. Handcrafted in London from solid recycled sterling silver (925), it measures 10x9mm with a depth of 3. 5mm and is fully British hallmarked for quality assurance. UK R = 18,75 Inside Diameter MM = 58,9 Inside Circumference MM UK T =