Seiko Cal. 3826 - 728

The Seiko 3826-728 represents an important milestone in Seiko's 1971 lineup. Powered by the 3826 caliber with 30j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-2470c9d068a1]

Also known as: Navigator, Emperor

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

13.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1971

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