Cartier Ronde de Cartier 1897E

Case Round case in platinum 950, polished, fixed bezel in platinum 950, polished, sapphire caseback fixed on 8 screws, crown at 3 o’clock with sapphire cabochon Strap Blue alligator strap, signed Cartier, double folding clasp in 18k white gold, signed Cartier, original Dial Matt silvered dial, signed Cartier Paris, ‘lotus’ guilloche motif, printed Roman (I to XII) and Arabic (13 to 24) numerals for the hours and ‘railway’ track for the minutes, ‘secret’ VII numeral signed Cartier, blued Breguet hour and minute hands Movement Hand-wound mechanical movement, ultra-thin, rhodium plated, bridges with laser engraved double-C logo, mainplate with perlage, functions: hours, minutes Cal. 430 MC Ref. 1897E Case No. 00** ** D= 33 mm