Seiko Cal. 4515 - 783

This Spring Drive model from 1981 features a 35mm Stainless Steel case. It features a Navy dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-d1df4787670c]

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

14.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

180m

Dial Color

Navy

Jewels

28j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1981

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