Seiko Cal. 5688 - 633

The Seiko 5688-633 represents an important milestone in Seiko's 1998 lineup. With its 19mm lug width and 12.4mm profile, it sits comfortably on most wrists. [seikata-wm-136ee695e1cc]

Also known as: Panda, UFO

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

12.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Navy

Jewels

34j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1998

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