Seiko Cal. 5666 - 344

Seiko 5666-344

The 5666-344 is a sought-after Solar piece from Seiko's golden era. Powered by the 5666 caliber with 33j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-e6c6efe46f23]

Also known as: Baby Tuna, Flighty

Specifications

Movement
Solar
Case Material
Two-Tone
Case Width
40mm
Case Thickness
13.0mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
200m
Dial Color
Green
Jewels
33j
Frequency
21,600 bph
Power Reserve
44 hours
Year
1976

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