Seiko Cal. 3870 - 451

Seiko 3870-451

This Quartz model from 1975 features a 40mm Two-Tone case. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-a2d638e94ca1]

Also known as: Samurai, Sportsmatic

Specifications

Movement
Quartz
Case Material
Two-Tone
Case Width
40mm
Case Thickness
10.2mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
60m
Dial Color
Silver
Jewels
18j
Frequency
21,600 bph
Power Reserve
51 hours
Year
1975

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