Seiko Cal. 5233 - 978

The Seiko 5233-978 represents an important milestone in Seiko's 1984 lineup. The Coin-Edge bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-643df4e8936f]

Also known as: Sumo, Sea Horse

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

9.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Green

Jewels

31j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1984

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