Louis Erard 1931

1931 - 44 mm Moon Phase and GMT Big Date
Movement automatic, ETA 2824, Dubois Dépraz 9000 module (Moon Phase) and TT651 module (GMT Big Date)
Functions hours, minutes, seconds, date, day, month and moon phase (Moon Phase) second time zone (GMT Big Date)
Case stainless steel 44 mm sapphire crystal with anti-reflective coating on both sides transparent back water-resistant to 50 m
Dial grey or silvered silvered hourmarkers hands coated with Superluminova
Moon Phase: date at centre, moon phase at 6 o’clock, day and month at
12 o’clock
GMT Big Date: large date at 12 o’clock and second time zone at 6 o’clock
Strap grey or coffee leather with stainless steel folding clasp