Seiko Cal. 4492 - 307

This Automatic model from 1995 features a 40mm PVD Black case. Powered by the 4492 caliber with 20j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-42868e013248]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

40mm

Case Thickness

13.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

170m

Dial Color

Navy

Jewels

20j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1995

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