Seiko Cal. 6351 - 438

This Spring Drive model from 1998 features a 39mm Stainless Steel case. With its 21mm lug width and 13.9mm profile, it sits comfortably on most wrists. [seikata-wm-9794f320d975]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

13.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

White

Jewels

20j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1998

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