Seiko Cal. 5648 - 936

The Seiko 5648-936 represents an important milestone in Seiko's 1974 lineup. The Coin-Edge bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-2464f16fc487]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

9.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Burgundy

Jewels

17j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1974

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