Seiko Cal. 6634 - 338

This Hand-Winding model from 1990 features a 43mm PVD Black case. With its 20mm lug width and 8.6mm profile, it sits comfortably on most wrists. [seikata-wm-fcb38d0a7e59]

Also known as: Shogun, Helmet

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

43mm

Case Thickness

8.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Silver

Jewels

27j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1990

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