Seiko Cal. 0757 - 644

This Quartz model from 1978 features a 45mm Hardlex-Coated Steel case. Powered by the 0757 caliber with 24j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-33edfa7d342e]

Also known as: Monster, Rally

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

10.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

50m

Dial Color

Silver

Jewels

24j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1978

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