Seiko Cal. 7039 - 527

The Seiko 7039-527 represents an important milestone in Seiko's 1980 lineup. Powered by the 7039 caliber with 33j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-3436ce0f4a5a]

Also known as: Helmet, Navigator

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

11.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1980

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