Seiko Cal. 3817 - 240

This Spring Drive model from 1990 features a 36mm Titanium case. It features a Burgundy dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-3bf3ac2c9b1e]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

11.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

150m

Dial Color

Burgundy

Jewels

36j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1990

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