Seiko Cal. 6237 - 109

Seiko 6237-109

The Seiko 6237-109 represents an important milestone in Seiko's 1977 lineup. Powered by the 6237 caliber with 36j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-2e60e9c7932b]

Also known as: Sumo, Bullhead

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
43mm
Case Thickness
14.3mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
120m
Dial Color
Cream
Jewels
36j
Frequency
28,800 bph
Power Reserve
47 hours
Year
1977

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