Seiko Cal. 5649 - 138

The Seiko 5649-138 represents an important milestone in Seiko's 1978 lineup. The Coin-Edge bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-47130d7d8e05]

Also known as: Sumo, Goldfeather

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

10.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Silver

Jewels

25j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1978

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