Seiko Cal. 7123 - 337

Seiko 7123-337

The Seiko 7123-337 represents an important milestone in Seiko's 1969 lineup. Powered by the 7123 caliber with 21j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-e72f11a7738f]

Also known as: Monster, Helmet

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
36mm
Case Thickness
13.8mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
180m
Dial Color
Black
Jewels
21j
Frequency
36,000 bph
Power Reserve
54 hours
Year
1969

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