Important Modern & Vintage Timepieces

New York, Dec 08, 2010

LOT 142

Fortis - Steel - Marine Master Fortis "Marine Master," No. 4-70. Made in 1972. Fine and unusual, large, tonneau-shaped, center seconds, self-winding, water-resistant, stainless steel diver?s wristwatch with date and rotating inner gauge.

c. Two-body, polished and brushed, screw-down case back with central diver motif, large checkered pattern crowns, crown at 2 to rotate the inner disc. d. Matte black with luminous dot hour markers, inner orange and white decompression table, aperture for date at 6, revolving disc calibrated to 60 minutes and 150 feet. Luminous steel hour and red minute hand. m. Cal. 2783, copper-color, 21 jewels, straight-line lever escapement, monometallic balance, shock absorber, selfcompensating flat balance spring. Dial, case and movement signed. Dim. 42 mm x 50 mm. Thickness 14 mm.