Seiko Cal. 6351 - 413

The Seiko 6351-413 represents an important milestone in Seiko's 1968 lineup. Powered by the 6351 caliber with 22j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-bc95bbac7240]

Also known as: Bullhead, Bellmatic

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

42mm

Case Thickness

14.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

120m

Dial Color

Cream

Jewels

22j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1968

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