Seiko Cal. 4520 - 367

The Seiko 4520-367 represents an important milestone in Seiko's 1977 lineup. It features a Black dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-44cc6512ef4c]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

10.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

200m

Dial Color

Black

Jewels

36j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1977

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