Seiko Cal. 6343 - 309

The 6343-309 is a sought-after Solar piece from Seiko's golden era. Powered by the 6343 caliber with 17j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-a733bf1aa461]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

36mm

Case Thickness

12.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1967

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