Georgian Guilloché Enamel Band Add Inscription:Yes modelled as a six petalled

modelled as a six petalled flower

and it's cut in such a way that a six-pointed star appears to shimmer and dance just below the surface when viewed under a point light source (an optical effect known as asterism that's caused by long

Metal: Tests as silver

and they are here employed with dramatic effect set in pairs and radiating out from the centre

Diamonds from the 'New Mines' that opened in Africa in the 19th century often presented a yellow tint

Georgian Guilloché Enamel Band Add Inscription:Yes modelled as a six petalledStunning Georgian ring featuring a seam of vivid Egyptian blue guilloch enamel sandwiched between rows of glittering old mine cut diamonds. The band splits into three at the shoulders, crafted in rosy 15 carat gold with the stone set in silver. It dates from the early 19th century, circa 1800. Guilloch is a type of vitreous enamel set over a patterned or textured metal base. The transparency of the enamel allows the pattern to shine through as it