Seiko Cal. 6157 - 491

The 6157-491 is a sought-after Solar piece from Seiko's golden era. Powered by the 6157 caliber with 19j jewels beating at 21,600 bph, it delivers a 58 hours power reserve. [seikata-wm-94e33b177a05]

Also known as: Helmet, Silverwave

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

42mm

Case Thickness

8.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

140m

Dial Color

Navy

Jewels

19j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1988

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