Seiko Cal. 6662 - 737

This Spring Drive model from 1991 features a 35mm PVD Black case. Powered by the 6662 caliber with 25j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-255f00bf612b]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

10.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

White

Jewels

25j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1991

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