Seiko Cal. 4474 - 506

The Seiko 4474-506 represents an important milestone in Seiko's 1979 lineup. It features a Black dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-79a3f49a83d8]

Also known as: Golden Tuna, Emperor

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

46mm

Case Thickness

8.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Black

Jewels

20j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1979

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