Seiko Cal. 5661 - 786

The Seiko 5661-786 represents an important milestone in Seiko's 1965 lineup. The Coin-Edge bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-a746d4b9d083]

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

15.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Burgundy

Jewels

26j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1965

Related Models

• Seiko 0780-665
• Seiko 5671-183
• Seiko 6365-216
• Seiko 0723-834
• Seiko 6398-481
• Seiko 4479-573
• Seiko 6290-145
• Seiko 6372-640
• Seiko 3811-964
• Seiko 5298-603
• Seiko 4576-162
• Seiko 5238-981