Seiko Cal. 4536 - 237

The Seiko 4536-237 represents an important milestone in Seiko's 1981 lineup. It features a Black dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-d85ad3ddbab2]

Also known as: Goldfeather, Sea Horse

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

41mm

Case Thickness

10.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Black

Jewels

23j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1981

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