Seiko Cal. 7089 - 728

The Seiko 7089-728 represents an important milestone in Seiko's 1999 lineup. Powered by the 7089 caliber with 18j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-6e57a65fe69d]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

42mm

Case Thickness

15.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

18j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1999

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