Seiko Cal. 6223 - 671

The 6223-671 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6223 caliber with 22j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-5d0948a1d95c]

Also known as: Tuna

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

11.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Navy

Jewels

22j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1979

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