Seiko Cal. 4556 - 256

The 4556-256 is a sought-after Solar piece from Seiko's golden era. Powered by the 4556 caliber with 18j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-9832fda02c23]

Also known as: Samurai, Baby Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

34mm

Case Thickness

13.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

110m

Dial Color

Navy

Jewels

18j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1996

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