Mid-Century 1.30 CTW Sapphire Diamond Platinum Vintage Halo Ring Chrysocolla With an additional outer halo

With an additional outer halo of half bezel set diamonds decorated with a fanciful scalloped edge

Completed by a logo link and a lobster clasp

Pendant is tested as 18 karat gold

Partially inscribed 'K

5 mm round amethyst bead

Mid-Century 1.30 CTW Sapphire Diamond Platinum Vintage Halo Ring Chrysocolla With an additional outer haloCentering a round cut sapphire weighing approximately 0. 82 carat total Transparent medium blue prong set in wire gallery with halo surround Comprised of prong set round brilliant cut diamonds Weighing approximately 0. 48 carats total G color with VS2 clarity flanked by pierced tri split shoulders Completed by grooved shank Stamped for platinum With serial number Circa: 1950s Ring Size: 4 and sizable Measures north to south 13. 5 mm and sits 7. 5 mm