Seiko Cal. 5636 - 761

The 5636-761 is a sought-after Spring Drive piece from Seiko's golden era. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-db65cd773e14]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

43mm

Case Thickness

14.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

White

Jewels

32j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1974

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