Seiko Cal. 3818 - 233

The Seiko 3818-233 represents an important milestone in Seiko's 1971 lineup. The Fixed bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-55333e9a0a72]

Also known as: UFO, Sea Horse

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

39mm

Case Thickness

9.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Black

Jewels

17j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1971

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