Seiko Cal. 5664 - 835

The Seiko 5664-835 represents an important milestone in Seiko's 1998 lineup. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-9ea49c8490d9]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

41mm

Case Thickness

13.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Burgundy

Jewels

25j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1998

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