Seiko Cal. 6399 - 228

This Automatic model from 1973 features a 44mm Hardlex-Coated Steel case. Powered by the 6399 caliber with 22j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-9ba485643e81]

Also known as: UFO, Goldfeather

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

9.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

60m

Dial Color

Black

Jewels

22j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1973

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