Seiko Cal. 4418 - 280

This Solar model from 1973 features a 39mm Titanium case. It features a Black dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-b635de5f0031]

Also known as: Tuna, World Timer

Specifications

Movement

Solar

Case Material

Titanium

Case Width

39mm

Case Thickness

10.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Black

Jewels

32j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1973

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