Seiko Cal. 6623 - 856

This Quartz model from 1981 features a 44mm Gold-Plated case. Powered by the 6623 caliber with 29j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-c10d67f228b9]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

11.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

110m

Dial Color

Green

Jewels

29j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1981

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