Seiko Cal. 4420 - 367

This Quartz model from 1989 features a 39mm Titanium case. Powered by the 4420 caliber with 18j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-ae7fd26c6564]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

39mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Green

Jewels

18j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1989

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