Seiko Cal. 7116 - 539

The Seiko 7116-539 represents an important milestone in Seiko's 1977 lineup. Powered by the 7116 caliber with 36j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-0d429de49641]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

8.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Cream

Jewels

36j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1977

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