Seiko Cal. 0728 - 261

This Spring Drive model from 1992 features a 35mm Gold-Plated case. Powered by the 0728 caliber with 27j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-5414d21d6db9]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

13.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1992

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