Seiko Cal. 6628 - 634

This Spring Drive model from 1993 features a 43mm Gold-Plated case. Powered by the 6628 caliber with 33j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-cd568b6b83a1]

Also known as: World Timer, Arnie

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

12.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Burgundy

Jewels

33j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1993

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