3030. 3030Y Cartier. A fine 18K gold limited edition automatic calendar wristwatch Cartier. A fine 18K (750) yellow gold limited edition automatic calendar wristwatch. Model: Tank Américaine, Limited Edition No.16/50 for the 150th anniversary of Swiss Confederation Reference: 1740 Date: Circa 1998 Movement: Jewelled automatic Dial: Two tone sunburst silvered with Swiss crosses to centre, black Roman numeral hour markers, secret signature at 7, black inner minute track, date aperture at 6, blued steel pointed baton hands, centre seconds Case: Brushed and polished curved rectangular form, back secured by 8 screws, cabochon set crown Strap/Bracelet: Brown alligator leather strap Buckle/Clasp: Signed 18K gold folding clasp Signed: Case, dial & movement Size: 26mm x 45mm Weight: 75,14g