Signed House of Kraus 10k gold vintage synthetic blue sapphire ring, size 7. Gorgeous details on the mounting and a rectangular faceted synthetic sapphire which measures 7mm x 5.5mm x 3.5mm (1.40 carat). The sapphire has vibrant well saturated color. Weighs 1.7 grams. The ring measures 1/2" north/south and the band tapers down to 1.6mm. Hallmarked and maker marked inside the shank "10K HofK'. In excellent condition, circa 1950. House of Kraus, Inc.- Pittsburgh, PA and Butler, PA. Ring manufacturers mid century 1940-50. We also have another lovely ring with synthetic red ruby available by this maker- House of Kraus, available, (see image). Sold under a separate listing.
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