Seiko Cal. 6660 - 525

This Quartz model from 1982 features a 44mm Hardlex-Coated Steel case. Powered by the 6660 caliber with 27j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-39426834ca40]

Also known as: Sumo, World Timer

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

10.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Cream

Jewels

27j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1982

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