Seiko Cal. 6381 - 146

This Automatic model from 1970 features a 46mm PVD Black case. Powered by the 6381 caliber with 23j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-3531b69efc7d]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

46mm

Case Thickness

11.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

190m

Dial Color

Silver

Jewels

23j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1970

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