Seiko Cal. 6223 - 381

The 6223-381 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6223 caliber with 33j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-a0b36af6bbab]

Also known as: Tuna, UFO

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

13.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

Silver

Jewels

33j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1968

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