Seiko Cal. 6344 - 240

This Hand-Winding model from 1971 features a 40mm Titanium case. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-c879dbe2e746]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

10.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Cream

Jewels

24j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1971

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