Seiko Cal. 6621 - 595

This Spring Drive model from 1972 features a 46mm PVD Black case. Powered by the 6621 caliber with 25j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-d3a4171ac389]

Also known as: Shogun, World Timer

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

11.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

50m

Dial Color

Cream

Jewels

25j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1972

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