Seiko Cal. 6612 - 721

This Hand-Winding model from 1979 features a 40mm Stainless Steel case. With its 18mm lug width and 9.1mm profile, it sits comfortably on most wrists. [seikata-wm-4cd207f7a092]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

9.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

White

Jewels

24j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1979

Related Models

• Seiko 7127-752
• Seiko 6314-439
• Seiko 7170-352
• Seiko 5226-589
• Seiko 7012-392
• Seiko 7172-632
• Seiko 0786-125
• Seiko 5684-660
• Seiko 6338-302
• Seiko 6237-767
• Seiko 4411-275
• Seiko 0739-918