Seiko Cal. 6656 - 997

The 6656-997 is a sought-after Hand-Winding piece from Seiko's golden era. With its 20mm lug width and 11.2mm profile, it sits comfortably on most wrists. [seikata-wm-8d7cdcc53ace]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

11.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

Navy

Jewels

26j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1992

Related Models

• Seiko 7070-185
• Seiko 7121-355
• Seiko 7094-800
• Seiko 4540-348
• Seiko 6654-422
• Seiko 0776-192
• Seiko 5634-442
• Seiko 4480-819
• Seiko 4492-834
• Seiko 6278-168
• Seiko 6284-555
• Seiko 4561-613