Seiko Cal. 6378 - 283

This Hand-Winding model from 1970 features a 43mm Two-Tone case. Powered by the 6378 caliber with 32j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-0d24c07614d9]

Also known as: Goldfeather, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

10.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Cream

Jewels

32j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1970

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