Seiko Cal. 5281 - 228

The 5281-228 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5281 caliber with 20j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-10f28e98f5d0]

Also known as: Navigator, Emperor

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

12.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Green

Jewels

20j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1969

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