Seiko Cal. 4523 - 731

This Spring Drive model from 1982 features a 44mm Two-Tone case. The Coin-Edge bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-87848040cd1f]

Also known as: Crown, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

11.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Navy

Jewels

25j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1982

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