Seiko Cal. 6221 - 677

Released in 1984, the Cal. 6221 with design code 677 was part of Seiko's domestic market collection. With its 19mm lug width and 9.9mm profile, it sits comfortably on most wrists. [seikata-wm-19e0ebe866ba]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

170m

Dial Color

Black

Jewels

21j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1984

Related Models

• Seiko 4437-460
• Seiko 7156-306
• Seiko 6179-570
• Seiko 7187-821
• Seiko 6695-543
• Seiko 6688-172
• Seiko 0794-609
• Seiko 6370-923
• Seiko 5666-770
• Seiko 7045-939
• Seiko 4572-548
• Seiko 5257-718