Seiko Cal. 7131 - 154

The 7131-154 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7131 caliber with 22j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-7fcb50264d1b]

Also known as: Samurai

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

14.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

White

Jewels

22j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1982

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