Seiko Cal. 5682 - 423

This Spring Drive model from 1984 features a 44mm Gold-Plated case. Powered by the 5682 caliber with 35j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-fdd9c2f74af8]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

Silver

Jewels

35j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1984

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