Seiko Cal. 6340 - 644

This Solar model from 1968 features a 36mm Two-Tone case. With its 21mm lug width and 11.8mm profile, it sits comfortably on most wrists. [seikata-wm-9bb1f8bb8a52]

Also known as: Crown, Baby Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

36mm

Case Thickness

11.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1968

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