Seiko Cal. 5644 - 760

The Seiko 5644-760 represents an important milestone in Seiko's 1975 lineup. The Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-aed5168117f4]

Also known as: Shogun, Rally

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

9.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

30m

Dial Color

Silver

Jewels

26j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1975

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