Seiko Cal. 4498 - 138

This Solar model from 1967 features a 40mm Titanium case. The Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-f419bc26fa34]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

40mm

Case Thickness

12.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

180m

Dial Color

Green

Jewels

19j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1967

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