Tiffany & Co. 1.26 CTW Diamond Ruby Platinum Eternity Band Circa 1950's Mid Century Engagement With signature inset ruby for

With signature inset ruby for Roberto Coin

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Navette form set with twenty-five old European cut diamonds

1 mm (widest)

and stamped 18K / 2 1 / 8 x 3 / 4 Inch / Total 6

Tiffany & Co. 1.26 CTW Diamond Ruby Platinum Eternity Band Circa 1950's Mid Century Engagement With signature inset ruby forEntire surface set with alternating groups of rubies and diamonds Twelve bead set round brilliant cut diamonds weighing approximately 0. 36 carat, G H color and VS clarity Fifteen channel set, square calibr cut rubies, weighing approximately 0. 90 carat total Color is bright, very slightly pinkish red and very well matched Fully signed Tiffany & Co, numbered T. 4867 stamped PT950 for platinum Ring Size: 4 1 4 & Not Sizable Top measures 2. 9 mm and