Seiko Cal. 4556 - 769

The Seiko 4556-769 represents an important milestone in Seiko's 1971 lineup. It features a Silver dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-5033d6b1c6a5]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

35mm

Case Thickness

12.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Silver

Jewels

26j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1971

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