Seiko Cal. 5611 - 636

The Seiko 5611-636 represents an important milestone in Seiko's 1995 lineup. Powered by the 5611 caliber with 30j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-2372504d02c9]

Also known as: Bullhead

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

35mm

Case Thickness

14.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Cream

Jewels

30j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1995

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