Seiko Cal. 3813 - 365

This Solar model from 1980 features a 37mm Titanium case. It features a White dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-ec48d7c208d3]

Also known as: Monster, Silverwave

Specifications

Movement

Solar

Case Material

Titanium

Case Width

37mm

Case Thickness

15.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

White

Jewels

28j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1980

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