Seiko Cal. 4520 - 673

This Spring Drive model from 1989 features a 34mm Stainless Steel case. It features a Black dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-a505ffd3d7af]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

10.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Black

Jewels

31j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1989

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