Seiko Cal. 5611 - 528

The Seiko 5611-528 represents an important milestone in Seiko's 1983 lineup. The Coin-Edge bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-482d26d93149]

Also known as: Sumo, UFO

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

8.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Cream

Jewels

17j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1983

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