Seiko Cal. 4436 - 168

The Seiko 4436-168 represents an important milestone in Seiko's 1977 lineup. It features a Green dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-1d26b1cc8061]

Also known as: Helmet, Flighty

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

8.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Green

Jewels

17j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1977

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