Seiko Cal. 6341 - 166

This Solar model from 1968 features a 37mm PVD Black case. Powered by the 6341 caliber with 31j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-32c2d495654d]

Also known as: Tuna, Arnie

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

37mm

Case Thickness

8.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1968

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