Seiko Cal. 3837 - 109

Seiko 3837-109

The Seiko 3837-109 represents an important milestone in Seiko's 1968 lineup. Powered by the 3837 caliber with 36j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-2a0e1e035b83]

Also known as: Monster, Helmet

Specifications

Movement
Kinetic
Case Material
Titanium
Case Width
38mm
Case Thickness
10.2mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
120m
Dial Color
Silver
Jewels
36j
Frequency
21,600 bph
Power Reserve
49 hours
Year
1968

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