Ladies' Calatrava Diamond Ribbon Joaillerie (4978/400G-001)

The Patek Philippe Ladies' Calatrava Diamond Ribbon Joaillerie wristwatch (ref. 4978/400G-001) features the Caliber 240 ultra-thin self-winding movement; dial set with spiraling circles of graduated diamonds, as well as blued gold applied numerals; and 36.5mm, 18k white gold case on a shiny dusk blue alligator strap secured by an 18k white gold prong buckle set with brilliant-cut diamonds.

Gemsetting:

679 diamonds of graduated size forming the spiral: ~3.99 ct. (case and dial). 48 diamonds: ~0.17 ct. (lugs). 16 diamonds: ~0.03 ct. (crown). 27 diamonds: ~0.21 ct. (buckle). Total 770 diamonds: ~4.4 ct.