Tiffany & Co. white gold grooved band w/5 diamonds

Tiffany & Co. white gold band with 5 tiny (perhaps 18k?) sparkling diamonds. About 2.5mm wide, grooved. Size 5-6. Inside engraved w/“Tiffany & Co.”, “2002” and “750”. From 2002. Includes original Tiffany & Co. ring box and outer box and bag.