Seiko Cal. 5633 - 394

This Hand-Winding model from 1991 features a 37mm Stainless Steel case. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-78725e2cccba]

Also known as: Golden Tuna, Emperor

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

11.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Silver

Jewels

17j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1991

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