Seiko Cal. 0728 - 313

The Seiko 0728-313 represents an important milestone in Seiko's 1992 lineup. Powered by the 0728 caliber with 21j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-89d84be0d305]

Also known as: Bellmatic

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

15.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1992

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