Seiko Cal. 6689 - 538

The Seiko 6689-538 represents an important milestone in Seiko's 1987 lineup. The Inner Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-1655137c56e9]

Also known as: Panda, UFO

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

35mm

Case Thickness

11.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

White

Jewels

31j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1987

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