Seiko Cal. 3863 - 315

This Automatic model from 1999 features a 45mm PVD Black case. Powered by the 3863 caliber with 33j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-5001bd2f9950]

Also known as: Helmet, Bellmatic

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

45mm

Case Thickness

13.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Green

Jewels

33j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1999

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