Seiko Cal. 4436 - 667

The Seiko 4436-667 represents an important milestone in Seiko's 1970 lineup. Powered by the 4436 caliber with 22j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-fa0b6d6a49a6]

Also known as: Samurai, Tuna

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

42mm

Case Thickness

14.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

180m

Dial Color

Silver

Jewels

22j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1970

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