Cartier Tank Must - Large model watch in gold-plated silver, Onyx dial

Cartier Tank Must large model watch in gold-plated silver, with a silent black lacquered dial known as Onyx, on a leather strap with a gold-plated silver Cartier pin buckle.

Service document for a complete overhaul by Cartier in 2022.

Cartier red service pouch.

• Mechanical movement.
• Width: 23 mm excluding crown.
• Length: 30 mm.
• Circa: 1980s.