Seiko Cal. 7171 - 686

This Hand-Winding model from 1986 features a 36mm Hardlex-Coated Steel case. Powered by the 7171 caliber with 18j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-e7be0eae62d9]

Also known as: Goldfeather, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

8.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Green

Jewels

18j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1986

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