Seiko Cal. 6638 - 582

This Hand-Winding model from 1984 features a 41mm Titanium case. It features a Cream dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-a5f1644e3b64]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

41mm

Case Thickness

13.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

90m

Dial Color

Cream

Jewels

31j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1984

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