Ref. A 200 48, self-winding, chronograph, minute and hour counters, date, two-time zone, wind rose and solar compass; “Chronomat Longitude”; stainless steel

Stainless steel, self-winding, vertical tonneau-shaped, aviator’s wristwatch, water-resistant with screwed case-back, 12-hour graduated unidirectional revolving bezel, wind rose and solar compass inner bezel, dark grey colour dial with subsidiary seconds at 9 and six horological complications:

· Chronograph (activated by the two round-shaped push-pieces)

· Half-instantaneous 30-minute counter (subsidiary dial at 12 o’clock)

· 12-hour counter (subsidiary dial at 6 o’clock)

· Half-instantaneous date of the month (aperture at 3 o’clock)

· Diurnal (day-time) and nocturnal (night-time) hours with a 24-hour (AM-PM) scale (central hour index)

· Two-time zone (same central hour index independently adjustable by the crown; bezel graduated for 24 hours)

Map of the World engraved on the case-back.

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