Seiko Cal. 4515 - 789

This Spring Drive model from 1981 features a 40mm Titanium case. It features a Green dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-c2796814dc28]

Also known as: Bullhead, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

130m

Dial Color

Green

Jewels

30j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1981

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