Seiko Cal. 6243 - 844

This Hand-Winding model from 1971 features a 46mm Titanium case. The Bidirectional bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-c27f223997de]

Also known as: Tuna, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

46mm

Case Thickness

11.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Black

Jewels

17j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1971

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