Seiko Cal. 6290 - 728

The Seiko 6290-728 represents an important milestone in Seiko's 1987 lineup. Powered by the 6290 caliber with 20j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-db998cd3b235]

Also known as: Samurai, Helmet

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

45mm

Case Thickness

12.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

200m

Dial Color

Black

Jewels

20j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1987

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