18K YELLOW AND WHITE GOLD GRADUATED 5-STONE DIAMOND BAND
Vintage, handmade, 18K white and yellow gold, cathedral-style band, with Old European and Early Round Brilliant/Transitional cut diamonds. The diamonds graduate in size and are individually set in multi-prong white gold baskets which span a total of 17.92mm across the finger, with a 4.37mm rise. The band measures approximately 2.01mm at the base of the shank, reverse tapering to 1.27mm at the shoulder. It weighs 2.50 grams; fits size 5.75, and is sizable. Hallmarked with a crown symbol and "750" stamp denoting 18K gold assayed post 1973, followed by an unreadable assay office stamp, and the italic uppercase letter "N", denoting the mounting itself was registered in 1987. The "EWA" trademark can also be found on the item. In good condition, with a small girdle chip on the center diamond. Circa 20th century; diamonds were likely cut in the late 19th century through early 20th century; and set in the mounting during the latter part of the 20th century.
10-Prong Set in 18 Karat White Gold with:
One (1) old European cut natural diamond:
Measurements4.55mm - 4.56mm in diameter x 2.65mm in depth.
ColorJ
ClarityI1
Fluorescence (LW)None / Inert
Comments Chip on girdle edge. Clarity was graded based on its visibility.
8-Prong Set in 18 Karat White Gold with:
One (1) old European cut natural diamond:
Measurements3.94mm - 3.95mm in diameter x ~2.76mm in depth.
ColorI
ClarityI1
Fluorescence (LW)None / Inert
8-Prong Set in 18 Karat White Gold with:
One (1) early round brilliant cut natural diamond:
Measurements3.60mm in diameter x ~2.20mm in depth.
ColorJ
ClaritySI2
Fluorescence (LW)Strong
8-Prong Set in 18 Karat White Gold with:
One (1) early round brilliant cut natural diamond:
Measurements2.63mm in diameter x ~1.60mm in depth.
ColorG
ClarityI1
Fluorescence (LW)None / Inert
8-Prong Set in 18 Karat White Gold with:
One (1) old European cut natural diamond:
Measurements2.68mm in diameter x ~1.88mm in depth.
ColorG
ClarityI1
Fluorescence (LW)
