Seiko Cal. 6611 - 641

This Spring Drive model from 1965 features a 37mm PVD Black case. Powered by the 6611 caliber with 24j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-375462adb1bd]

Also known as: Sea Horse, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

9.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

White

Jewels

24j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1965

Related Models

• Seiko 7098-786
• Seiko 5272-378
• Seiko 0756-979
• Seiko 6362-321
• Seiko 7183-928
• Seiko 0764-835
• Seiko 5266-581
• Seiko 6239-745
• Seiko 6263-898
• Seiko 6188-113
• Seiko 3852-287
• Seiko 6676-487