The Swiss company Gruen is world renowned for the quality of workmanship and beauty inherent in the title 'Swiss Time Piece

Measurements: 25 x 33 mm

with its dark and velvety

spiraling pattern

Cut into a simple marquis shape

Deep Blue Classic Sapphire Solitaire Engagement Ring Pocket Watach Chain The Swiss company Gruen isThis deep blue sapphire is of the highest quality, on of the finest sapphires in our collection! The light within it flashes in lively sparks, with amazing highlights and lowlights of color. This particular hue, this true cobalt blue color, is considered the benchmark for fine sapphire. Thanks to its incredible clarity and easy to wear size, this particular sapphire commands a value per carat higher than some gems twice, or even three times, its size.