Seiko Cal. 5611 - 186

The Seiko 5611-186 represents an important milestone in Seiko's 1987 lineup. Powered by the 5611 caliber with 36j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-e120fce4a8db]

Also known as: Crown

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

41mm

Case Thickness

10.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

Green

Jewels

36j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1987

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