Seiko Cal. 4536 - 178

The Seiko 4536-178 represents an important milestone in Seiko's 1977 lineup. It features a Green dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-ae06bd3fc5bf]

Also known as: World Timer, Navigator

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

40mm

Case Thickness

10.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Green

Jewels

27j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1977

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