Seiko Cal. 6628 - 101

The 6628-101 is a sought-after Automatic piece from Seiko's golden era. With its 20mm lug width and 9.3mm profile, it sits comfortably on most wrists. [seikata-wm-b075f88d11e1]

Also known as: Tuna, Sportsmatic

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Green

Jewels

17j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1965

Related Models

• Seiko 4539-606
• Seiko 6632-633
• Seiko 6277-690
• Seiko 4541-988
• Seiko 3825-594
• Seiko 5697-410
• Seiko 6667-979
• Seiko 0734-251
• Seiko 6147-513
• Seiko 4446-706
• Seiko 4426-453
• Seiko 6615-979