The ATUM Matterhorn is a special edition of the regular ATUM. The crystal glass is decorated with a fine golden contour of the famous mountain.

ATUM Matterhorn

 29.200,00 30.500,00

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Details

Version

Rose gold, White gold

Movement

Manufacture calibre 100.1, manually wound, adjusted in five positions

No. of parts

198

No. of jewels

20, of which 3 in screwed gold chatons

Escapement

Lever escapement

Oscillation system

Gustav Gerstenberger geometry, Nivarox 1 balance spring, Shock-resistant Grossmann balance with 4 inertia and 2 poising screws, with No. 80 Breguet terminal curve

Balance

Diameter: 14.2 mm, Frequency: 18,000 semi-oscillations per hour

Power reserve

42 hours when fully wound

Operating elements

crown for winding the watch and setting the time, pusher to start the movement

Functions

Hours and minutes, subsidiary seconds with stop seconds, Grossmann manual winder with pusher

Case

750/000 gold, three part

Case Dimensions

Diameter: 41.0 mm, height: 11.35 mm

Movement dimensions

Diameter: 36.4 mm, height: 5.0 mm

Dial

argenté, hour markers in solid gold, solid silver

Hands

Hand-crafted, steel annealed to a brown hue or polished stainless steel

Glass and Caseback

decorated at the inside with golden filament, Sapphire crystal, antireflective coating on one side

Special Features

Grossmann balance, Grossmann manual winder with pusher for uncoupling the handsetting mode and restarting the movement, space saving and modified Glashütte stopwork with backlash, adjustment with Grossmann micrometer screw on a cantilevered balance cock, pillar movement with 2/3 plate and frame pillars in untreated German silver, 2/3 plate, balance cock and escape-wheel cock hand-engraved, broad horizontal Glashütte ribbing, 3-band snailing on the ratchet wheel, raised gold chatons with pan-head screws, separately removable clutch winder, stop seconds for handsetting

Strap

alligator leather, hand-stiched

Strap color

Black, Dark Brown

Closer

Prong buckle

Closer material

750/000 gold