Seiko Cal. 6617 - 612

This Hand-Winding model from 1970 features a 45mm Titanium case. Powered by the 6617 caliber with 32j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-249ef7cace88]

Also known as: Monster, Arnie

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Silver

Jewels

32j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1970

Related Models

• Seiko 5672-918
• Seiko 0722-419
• Seiko 6668-546
• Seiko 0785-953
• Seiko 6366-335
• Seiko 6373-968
• Seiko 6219-142
• Seiko 0742-434
• Seiko 6690-134
• Seiko 6348-985
• Seiko 5678-967
• Seiko 3827-993