Seiko Cal. 4421 - 301

The Seiko 4421-301 represents an important milestone in Seiko's 1968 lineup. The Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-0befcac76ebf]

Also known as: Sea Horse, Golden Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

10.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

180m

Dial Color

Green

Jewels

26j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1968

Related Models

• Seiko 6265-350
• Seiko 4483-810
• Seiko 0752-129
• Seiko 7164-222
• Seiko 3885-428
• Seiko 7031-331
• Seiko 7031-577
• Seiko 6364-658
• Seiko 3844-672
• Seiko 6372-995
• Seiko 7123-821
• Seiko 4446-884