Seiko Cal. 0742 - 552

This Spring Drive model from 1987 features a 36mm Gold-Plated case. Powered by the 0742 caliber with 25j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-a8cd1d312660]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

15.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Cream

Jewels

25j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1987

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