Seiko Cal. 6399 - 823

This Hand-Winding model from 1976 features a 46mm Two-Tone case. Powered by the 6399 caliber with 32j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-73a88fa1383a]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

46mm

Case Thickness

9.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

170m

Dial Color

Cream

Jewels

32j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1976

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