Seiko Cal. 3813 - 525

Seiko 3813-525

The 3813-525 is a sought-after Solar piece from Seiko's golden era. The Fixed bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-ea9b50dc010d]

Also known as: UFO

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
14.6mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
200m
Dial Color
Blue Sunburst
Jewels
30j
Frequency
21,600 bph
Power Reserve
44 hours
Year
1970

Related Models

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