Seiko Cal. 5688 - 816

The Seiko 5688-816 represents an important milestone in Seiko's 1966 lineup. The Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-32edea988ed3]

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

10.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

40m

Dial Color

Silver

Jewels

33j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1966

Related Models

• Seiko 7153-478
• Seiko 0794-527
• Seiko 6258-818
• Seiko 7182-353
• Seiko 4453-806
• Seiko 6321-595
• Seiko 6244-155
• Seiko 4599-931
• Seiko 6652-321
• Seiko 7089-929
• Seiko 6142-391
• Seiko 6320-279