A stainless steel and gold Santos automatic calendar wristwatch, by Cartier, with burgundy dial, the plain square burgundy dial signed ‘Cartier’, with date aperture at 3, automatic movement, the gold and stainless steel case with screw head details, reverse signed and numbered ‘296147817’, with cabochon red gemstone set crown, to matching stainless steel and gold track-link bracelet strap, by Cartier, dial width 18mm. £1000-1500