Stainless steel. White dial with indices. Sapphire crystal. Screw-down case back with relief engraving of the observatory. Handmade full-cut crocodile skin strap with stainless steel folding clasp. Self-winding movement (base calibre: ETA 2893-2) with stop-seconds function and centre second hand. Date display. Shows local time and world-time via a ring with various city names and 24 hour markings. Officially tested chronometer according to German DIN 8319 standard. Case diameter = 42 mm.

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