Seiko Cal. 4436 - 336

The Seiko 4436-336 represents an important milestone in Seiko's 1985 lineup. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-715d7bebd9ea]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

15.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

100m

Dial Color

Black

Jewels

28j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1985

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