Cartier Ballon Bleu de Cartier Watch - 33 mm Steel and Yellow Gold Case - Silvered Dial - Interchangeable Two-Tone Bracelet - W2BB0029 Two-Zone which is the same material

which is the same material used for the hands

and the pursuit of horological perfection

The signature GMT-Master II functionality

shiny brown alligator strap with square scales

has a Titanium 47 mm Round Case with Screw Down Crown and a

Cartier Ballon Bleu de Cartier Watch - 33 mm Steel and Yellow Gold Case - Silvered Dial - Interchangeable Two-Tone Bracelet - W2BB0029 Two-Zone which is the same material33 mm steel case, 9. 96 mm thick, fluted 18K yellow gold crown set with a synthetic cabochon shaped spinel, sapphire crystal, silvered guilloche dial, automatic movement, interchangeable two tone bracelet. Water resistant to 3 bar (approx 30 metres).