Seiko Cal. 7186 - 539

The Seiko 7186-539 represents an important milestone in Seiko's 1987 lineup. Powered by the 7186 caliber with 36j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-717aea94fea5]

Also known as: Bellmatic, Sea Horse

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

14.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Navy

Jewels

36j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1987

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