Seiko Cal. 0728 - 819

The Seiko 0728-819 represents an important milestone in Seiko's 1992 lineup. Powered by the 0728 caliber with 18j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-e0cb9f065d31]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

35mm

Case Thickness

11.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

40m

Dial Color

White

Jewels

18j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1992

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