Seiko Cal. 5256 - 877

The 5256-877 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5256 caliber with 29j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-e082b0461d8b]

Also known as: Flighty

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

43mm

Case Thickness

11.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1966

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