Seiko Cal. 3837 - 561

Seiko 3837-561

This Quartz model from 1977 features a 40mm PVD Black case. With its 22mm lug width and 9.9mm profile, it sits comfortably on most wrists. [seikata-wm-2aca0b2ace95]

Also known as: Monster, Helmet

Specifications

Movement
Quartz
Case Material
PVD Black
Case Width
40mm
Case Thickness
9.9mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
170m
Dial Color
Silver
Jewels
33j
Frequency
21,600 bph
Power Reserve
71 hours
Year
1977

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seikata-wm-2aca0b2ace95