Seiko Cal. 5635 - 948

This Quartz model from 1971 features a 44mm Hardlex-Coated Steel case. The Coin-Edge bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-53a153c41eb5]

Also known as: Sumo, Goldfeather

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

10.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Navy

Jewels

17j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1971

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