Seiko Cal. 3872 - 663

Released in 1982, the Cal. 3872 with design code 663 was part of Seiko's domestic market collection. Powered by the 3872 caliber with 18j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-060e0e102ad8]

Also known as: Navigator, Emperor

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

15.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Burgundy

Jewels

18j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1982

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