Seiko Cal. 7177 - 442

This Solar model from 1976 features a 44mm Gold-Plated case. Powered by the 7177 caliber with 27j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-2ebbf83d1eac]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

9.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Black

Jewels

27j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1976

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