Art Deco Diamond 14 Karat White Gold Engagement Ring Single cut With maker's mark for Tiffany

With maker's mark for Tiffany & Co

Stamped 14K for 14 karat gold and tested as a platinum top

With partial makers mark and stamped K18 for 18 karat gold

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Art Deco Diamond 14 Karat White Gold Engagement Ring Single cut With maker's mark for TiffanyCentering an old European cut diamond weighing approximately 0. 10 carat, prong set in an architectural square form head Flanked by diamond accents weighing approximately 0. 04 carat; eye clean and white, very well matched to center With milgrain detail and ridged rectangular bar shoulders that terminate as a lotus motif Tested as 14 karat white gold Circa: 1930s Ring Size: 7 & sizable Measures: 6. 4 mm wide and sits 5. 1 mm high Total Weight: 1. 8