Master Grand Tourbillon - Jaeger-LeCoultre 175th anniversary collection:
Mechanical automatic movement, Jaeger-LeCoultre Calibre 978, crafted and decorated by hand, 28,800 vibrations per hour, 48-hour power reserve, 302 parts, 33 jewels, 7.05 mm thick, 22-carat gold monobloc oscillating weight, openworked and decorated with relief engravings.

Functions: local time rapidly adjustable in both directions (travel time), minutes, date hand synchronised with local time, adjustable in both directions, reference time linked to 24-hour indication, tourbillon regulator with seconds indication.

Chocolate-coloured dial, radial guilloché pattern, applied gilded hour-markers and numerals. Hands: hour and minute: Alpha type in gilded brass, luminescent, date: gilded brass with double red-varnished triangle, reference time: gilded brass.

Crown to start the watch and adjust local time, reference time, minute and date. Case of 43 mm in 18-carats pink gold, cambered sapphire crystal, hardness N°9, glareproofed on the back. Sapphire crystal revealing the movement.

Water-resistant to 50 metres. 1833 transferred onto the dial beneath the Jaeger-LeCoultre logo. Chocolate brown alligator leather strap and folding clasp in 18-carat pink gold. Limited series of 575 in 18-carat pink gold..