Seiko Cal. 5240 - 181

The Seiko 5240-181 represents an important milestone in Seiko's 1966 lineup. It features a Black dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-a65dce6b3371]

Also known as: Pogue, Bellmatic

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

35mm

Case Thickness

15.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1966

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