Seiko Cal. 6221 - 752

The Seiko 6221-752 represents an important milestone in Seiko's 1971 lineup. With its 20mm lug width and 12.7mm profile, it sits comfortably on most wrists. [seikata-wm-a63b8e0b7c4a]

Also known as: Golden Tuna, Emperor

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

12.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Green

Jewels

28j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1971

Related Models

• Seiko 6215-334
• Seiko 6337-645
• Seiko 7146-302
• Seiko 7140-211
• Seiko 7038-254
• Seiko 7135-311
• Seiko 6398-260
• Seiko 6245-300
• Seiko 6146-958
• Seiko 7037-842
• Seiko 5611-603
• Seiko 4531-209