Dubey & Schaldenbrand is a Swiss brand, dating from 1946, with exceptional complicated movements and oversize design. Shown here is the Dubey & Schaldenbrand Sonnerie GMT, an automatic alarm watch with GMT feature. The case is an oversize tonneau shape, 49mm x 37mm and 15mm deep, skeleton back displays the 31 jewel automatic movement. Deep navy metallic blue dial has painted luminous oversize Arabic numerals, date at 3 o'clock, and a 24 hour GMT indicator at 6 o'clock, with a domed sapphire crystal.