Seiko Cal. 3874 - 637

Seiko 3874-637

The Seiko 3874-637 represents an important milestone in Seiko's 1977 lineup. The Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-c53c3ba8856c]

Also known as: Samurai, Sea Horse

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
39mm
Case Thickness
13.6mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
130m
Dial Color
Green
Jewels
19j
Frequency
28,800 bph
Power Reserve
71 hours
Year
1977

Related Models

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