Seiko Cal. 6343 - 644

This Solar model from 1968 features a 46mm Titanium case. Powered by the 6343 caliber with 33j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-14b8ac5805e4]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

46mm

Case Thickness

12.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Navy

Jewels

33j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1968

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