Seiko Cal. 5239 - 556

The Seiko 5239-556 represents an important milestone in Seiko's 1968 lineup. It features a Black dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-7846e8be09a8]

Also known as: Sea Horse, Crown

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Black

Jewels

18j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1968

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