Seiko Cal. 7157 - 139

The 7157-139 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7157 caliber with 26j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-192283e7a323]

Also known as: Shogun

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

13.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Black

Jewels

26j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1997

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