Seiko Cal. 6689 - 569

The Seiko 6689-569 represents an important milestone in Seiko's 1980 lineup. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-5b746f120b6b]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

8.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Black

Jewels

32j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1980

Related Models

• Seiko 5672-925
• Seiko 5667-141
• Seiko 4420-860
• Seiko 6392-695
• Seiko 7093-870
• Seiko 0768-352
• Seiko 7088-721
• Seiko 3872-405
• Seiko 0776-543
• Seiko 7135-866
• Seiko 5675-127
• Seiko 7013-389