Mikimoto Grey South Sea Pearl 0.40 CTW Diamond Platinum Ring fob The head and shank tested

The head and shank tested as platinum and 18K gold

Centering a cushion cut and bezel set London blue topaz

Set with six square step cut gemstones including tourmaline

Centering 2 straight baguette cut diamonds

Mikimoto Grey South Sea Pearl 0.40 CTW Diamond Platinum Ring fob The head and shank testedFeaturing an 11 mm gray South Sea Pearl with purplish hues and great luster Accented by 8 round brilliant diamonds weighing approximately 0. 40 carats, F G color and VS clarity Circa 1990 Stamped PT 950 for platinum with Mikimoto makers mark Measures: 13. 9 mm Total Weight: 10. 5 Grams Size: 7 3 4 and sizable Opulent. Refined. Gorgeous. Stock Number: We 1704