Seiko Cal. 4510 - 464

This Automatic model from 1991 features a 37mm PVD Black case. Powered by the 4510 caliber with 34j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-87bccabfe10a]

Also known as: Tuna, Sportsmatic

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

37mm

Case Thickness

14.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

60m

Dial Color

White

Jewels

34j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1991

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