Seiko Cal. 6630 - 943

The Seiko 6630-943 represents an important milestone in Seiko's 1987 lineup. Powered by the 6630 caliber with 21j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-76e708fdf600]

Also known as: Shogun, World Timer

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

10.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

100m

Dial Color

Navy

Jewels

21j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1987

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