Seiko Cal. 4556 - 591

The 4556-591 is a sought-after Spring Drive piece from Seiko's golden era. It features a Black dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-609d0d33e603]

Also known as: Samurai

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

10.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

70m

Dial Color

Black

Jewels

28j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1984

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