Seiko Cal. 7157 - 271

The 7157-271 is a sought-after Quartz piece from Seiko's golden era. Powered by the 7157 caliber with 21j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-7f0c3e0e679d]

Also known as: Shogun, Tuna

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

40mm

Case Thickness

8.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1977

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