Seiko Cal. 0771 - 577

The 0771-577 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 0771 caliber with 25j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-9e41f07d6b18]

Also known as: Rally, Navigator

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

12.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

Champagne

Jewels

25j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1980

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