Seiko Cal. 6223 - 351

The 6223-351 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6223 caliber with 35j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-d0c867f6ea4c]

Also known as: Tuna, UFO

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

15.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

50m

Dial Color

Champagne

Jewels

35j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1984

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