Jaeger-LeCoultre Calendrier Perpetual Grand Reveil

Jaeger-LeCoultre astronomical 18k yellow gold gents wristwatch Calendrier Pereptual Grand Reveil reference 180.140.990, Switzerland around 1990, solid gold case including original leather strap with original 18k yellow gold buckle, case back 6-times screwed, arched sapphire crystal, display of hours, minutes, sweep seconds, 24-hour-display, alarm & perpetual calendar with day, date, month, year & moon phase, acoustics on Bronze gong, correction at 8, calibre 919, diameter approx. 42 mm, JLC box, certificate, users manual & blank papers enclosed, condition 2, from the estate of a collector