Seiko Cal. 5251 - 641

Seiko 5251-641

The 5251-641 is a sought-after Quartz piece from Seiko's golden era. The Fixed bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-4d4e3b61f8ca]

Also known as: Monster, UFO

Specifications

Movement
Quartz
Case Material
Two-Tone
Case Width
45mm
Case Thickness
11.6mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
100m
Dial Color
Navy
Jewels
35j
Frequency
36,000 bph
Power Reserve
70 hours
Year
1985

Related Models

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