550 x 550 x 330 mm REBORN AND REIMAGINED
A tribute to the eponymous model of the 1980s, the
Observatory is the most luxurious marine chronometer
ever manufactured by Thomas Mercer. The pinnacle of
the brand’s know-how, it maintains the observatory
dial, feature from which the name drew inspiration.
THE WORLD’S MOST COMPLICATED MARINE CHRONOMETER
The chronometer features fifteen complications, including a rare flying detent tourbillon and double fusee-and-chain transmission.
The distinctive dial displays hours, minutes and seconds in separate sub-dials and, a 24-world location, 24-time zone disc.
The calibre TM3001 features a perpetual calendar
which showing the day, date, month, leap year and
zodiac sign. These indications are supplemented
with a truly rare 4-digit year indication.
KEEPING A LONG VIEW
Underneath the Observatory’s numerous indications
the movement is itself a work of art, featuring an
impressive 1680 components, all finished according
to the highest standards of watchmaking.
INNER BEAUTY
The twin barrels deliver a 30-day power reserve
conveyed through a fusee-and-chain system which
acts as a gearbox, constantly changing gears to
provide the mechanism with an almost constant rate.
POWER AND ACCURACY
Observatory dial, tourbillon on show inside an architecture cabinet.

REBORN AND REIMAGINED

A tribute to the eponymous model of the 1980s, the Observatory is the most luxurious marine chronometer ever manufactured by Thomas Mercer. The pinnacle of the brand’s know-how, it maintains the observatory dial, the feature whence the name drew inspiration.

Observatory dial, tourbillon on show inside an architecture cabinet.

THE WORLD’S MOST COMPLICATED MARINE CHRONOMETER

The chronometer features fifteen complications, including a rare flying detent tourbillon and double fusee-and-chain transmission. The distinctive dial displays hours, minutes and seconds in separate sub-dials and, a 24-world location, 24-time zone disc.

What is tourbillon, perpetual calendar, equation of time here explained.

KEEPING A LONG VIEW

Calibre TM3001 features a perpetual calendar showing the day, date, month, leap year and zodiac sign. These indications are supplemented with a truly rare 4-digit year indication.

Marine chronometer as complicated as a gmt watch & tourbillon watches

INNER BEAUTY

Underneath the Observatory’s numerous indications, the movement is itself a work of art, featuring an impressive 1680 components, all finished according to the highest standards of watchmaking.

The marine chronometer for architect architecture and architects design.

POWER AND ACCURACY

The twin barrels deliver a hefty 30-day power reserve, conveyed through a fusee-and-chain system which acts as a gearbox, constantly changing gears to provide the mechanism with an almost constant rate.

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