Seiko Cal. 3863 - 537

This Spring Drive model from 1971 features a 41mm Titanium case. Powered by the 3863 caliber with 32j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-93e7b5a197e5]

Also known as: Emperor, Flighty

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

41mm

Case Thickness

9.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Black

Jewels

32j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1971

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