Seiko Cal. 4520 - 982

This Spring Drive model from 1985 features a 43mm Two-Tone case. Powered by the 4520 caliber with 18j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-3d8f69d07d78]

Also known as: Tuna, Silverwave

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

11.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Champagne

Jewels

18j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1985

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