Seiko Cal. 4413 - 427

The Seiko 4413-427 represents an important milestone in Seiko's 1976 lineup. It features a Black dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-f985960109cd]

Also known as: Samurai

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

36mm

Case Thickness

12.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Black

Jewels

27j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1976

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