Seiko Cal. 7151 - 921

This Spring Drive model from 1995 features a 42mm Hardlex-Coated Steel case. Powered by the 7151 caliber with 26j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-72334020e79b]

Also known as: Monster, Arnie

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

15.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Navy

Jewels

26j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1995

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