Seiko Cal. 5231 - 562

This Quartz model from 1965 features a 46mm Stainless Steel case. The Coin-Edge bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-29fde1ca3ff6]

Also known as: Sumo, Crown

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Navy

Jewels

17j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1965

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