Seiko Cal. 3878 - 831

Seiko 3878-831

This Quartz model from 1970 features a 34mm Two-Tone case. The Bidirectional bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-e0ee4d478248]

Also known as: UFO, Sea Horse

Specifications

Movement
Quartz
Case Material
Two-Tone
Case Width
34mm
Case Thickness
14.2mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
140m
Dial Color
Silver
Jewels
24j
Frequency
28,800 bph
Power Reserve
63 hours
Year
1970

Related Models

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