Seiko Cal. 3863 - 432

The 3863-432 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3863 caliber with 18j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-4720ebc8f426]

Also known as: Golden Tuna, Flighty

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

40m

Dial Color

Green

Jewels

18j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1967

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