Seiko Cal. 7178 - 521

The 7178-521 is a sought-after Quartz piece from Seiko's golden era. Powered by the 7178 caliber with 34j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-8b95f7f23b27]

Also known as: Goldfeather, World Timer

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

11.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

Cream

Jewels

34j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1981

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