Calibers - Alpina Watches

Caliber AL550

The new Alpina caliber AL550 is based on latest technology. Ebauche used is from ETA, with careful adaptations and additions. The new Alpina calibers are finished to highest possible quality and accuracy levels. Accuracy tests are performed in five positions. Selected movements are exposed to extreme temperatures after which accuracy is re-tested.

Specification:

Alpina designation AL550
11 1/2 Line, ebauche 2893
21 rubies
Glucydur Balance
Alternances 28,800 /h
Nivarox A Spiral
Automatic
Bi-directional winding mechanism
Second time zone by forth hand
Bridges decorated with Côtes de Genève
Platine and bridges Rhodium plated
Rotor decorated with Côtes de Genève
Rotor PVD noir treated
Round steel insert decorated with the Alpina triangle
ALPINA GENEVE engraved
Blue screws
42-hour power reserve

Caliber AL650

The new Alpina caliber AL650 is based on latest technology and is a proprietary modification of Alpina Watch International SA. The new Alpina calibers are finished to highest possible quality and accuracy level. Accuracy tests are performed in five positions. Selected movements are exposed to extreme temperatures after which accuracy is re-tested.

Specification:

Alpina designation AL650
13 1/2 Line, ebauche 6498
17 rubies
Glucydur Balance
Alternances 21,600 /h
Nivarox A Spiral
Manual
Regulateur Hour Hand decentered at 10:30
Bridges decorated with Côtes de Genève
Platine and bridges Rhodium plated
Blue screws
42-hour power reserve

Caliber AL725

The new Alpina caliber AL725 is based on latest technology. Ebauche used is from ETA, with carefull adaptations and additions. The new Alpina calibers are finished to highest possible quality and accuracy level. Accuracy tests are performed in five positions. Selected movements are exposed to extreme temperatures after which accuracy is re-tested.

Specification:

Alpina designation AL725
13 Line, ebauche 7750
25 rubies
Glucydur Balance
Alternances 28,800 /h
Nivarox A Spiral
Automatic
Bi-directional winding mechanism
Chronograph minute counter at 12 O'Clock
Chronograph hour counter at 6 O'Clock
Upper bridges decorated with Perelage
Upper bridges decorated with Côtes de Genève
Platine and bridges Rhodium plated
Rotor decorated with Côtes de Genève
Rotor PVD noir treated
Round steel insert decorated with the Alpina triangle
ALPINA GENEVE engraved
Blue screws
42-hour power reserve

Caliber AL750

The new Alpina caliber AL750 is based on latest technology. Ebauche used is from ETA, with carefull adaptations and additions. The new Alpina calibers are finished to highest possible quality and accuracy level. Accuracy tests are performed in five positions. Selected movements are exposed to extreme temperatures after which accuracy is re-tested.

Specification:

Alpina designation AL750
13 Line, ebauche 7750
25 rubies
Glucydur Balance
Alternances 28,800 /h
Nivarox A Spiral
Automatic
Bi-directional winding mechanism
Chronograph minute counter at 12 O'Clock
Chronograph hour counter at 6 O'Clock
Second time zone by forth hand
Upper bridges decorated with Perelage
Upper bridges decorated with Côtes de Genève
Platine and bridges Rhodium plated
Rotor decorated with Côtes de Genève
Rotor PVD noir treated
Round steel insert decorated with the Alpina triangle
ALPINA GENEVE engraved
Blue screws
42-hour power reserve

Caliber AL950

The movement is designed and developed entirely in the manufacture's workshops in Plan-les-Ouates, Genève, and features an automatic winding mechanism incorporating Alpina’s trademark rotor – a salute to the designers (Straub & Co.) of Alpina's first automatic calibre of 1945, the 582. As with all Alpina's mechanical timepieces, the finely decorated movement is visible through a transparent case back.

Specification:

Alpina designation AL950
12 Line, ebauche Alpina
25 rubies
Glucydur Balance
Alternances 28,800 /h
Nivarox A Spiral
Manual
Regulateur Hour Hand decentered at 10:30
Date-by-Hand at 6 O'Clock
Bridges decorated with Côtes de Genève
Platine and bridges Rhodium plated
Blue screws
42-hour power reserve

Caliber AL710

The movement is designed and developed entirely in the manufacture's workshops in Plan-les-Ouates, Genève, and features an automatic winding mechanism incorporating Alpina’s trademark rotor – a salute to the designers (Straub & Co.) of Alpina's first automatic calibre of 1945, the 582. As with all Alpina's mechanical timepieces, the finely decorated movement is visible through a transparent case back.

Specification:

Alpina designation AL950
12 Line, ebauche Alpina
25 rubies
Glucydur Balance
Alternances 28,800 /h
Nivarox A Spiral
Manual
Regulateur Hour Hand decentered at 10:30
Date-by-Hand at 6 O'Clock
Bridges decorated with Côtes de Genève
Platine and bridges Rhodium plated
Blue screws
42-hour power reserve