Seiko Cal. 6661 - 860

The Seiko 6661-860 represents an important milestone in Seiko's 1977 lineup. With its 22mm lug width and 15.0mm profile, it sits comfortably on most wrists. [seikata-wm-8094e77dc3ee]

Also known as: Sea Horse, Flighty

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

15.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

60m

Dial Color

White

Jewels

26j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1977

Related Models

• Seiko 4412-253
• Seiko 6370-355
• Seiko 7155-566
• Seiko 7083-829
• Seiko 0720-259
• Seiko 4453-535
• Seiko 6145-591
• Seiko 3855-109
• Seiko 6313-110
• Seiko 6356-152
• Seiko 3867-342
• Seiko 6325-137