Seiko Cal. 4577 - 876

The Seiko 4577-876 represents an important milestone in Seiko's 1971 lineup. Powered by the 4577 caliber with 23j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-ed59852e16ac]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

15.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Silver

Jewels

23j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1971

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