Seiko Cal. 4556 - 850

The 4556-850 is a sought-after Automatic piece from Seiko's golden era. It features a Navy dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-c36a6de104fe]

Also known as: Arnie

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

45mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

100m

Dial Color

Navy

Jewels

31j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1974

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