Seiko Cal. 4540 - 490

This Hand-Winding model from 1995 features a 37mm PVD Black case. Powered by the 4540 caliber with 35j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-b57fc0c871db]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

12.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Cream

Jewels

35j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1995

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