Seiko Cal. 5686 - 670

The 5686-670 is a sought-after Solar piece from Seiko's golden era. Powered by the 5686 caliber with 19j jewels beating at 21,600 bph, it delivers a 69 hours power reserve. [seikata-wm-fc693730e68f]

Also known as: Tuna, Emperor

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

38mm

Case Thickness

14.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

120m

Dial Color

Green

Jewels

19j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1966

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