Seiko Cal. 4540 - 315

This Quartz model from 1972 features a 44mm PVD Black case. Powered by the 4540 caliber with 30j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-7646694c05ab]

Also known as: Pogue, Silverwave

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

44mm

Case Thickness

9.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1972

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