Seiko Cal. 7145 - 241

This Spring Drive model from 1987 features a 44mm Stainless Steel case. Powered by the 7145 caliber with 17j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-b1362182d6d3]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

14.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Navy

Jewels

17j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1987

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