Seiko Cal. 4423 - 515

The Seiko 4423-515 represents an important milestone in Seiko's 1985 lineup. Powered by the 4423 caliber with 28j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-b6ee09491c6a]

Also known as: Shogun, Baby Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

15.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Green

Jewels

28j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1985

Related Models

• Seiko 6287-166
• Seiko 6125-369
• Seiko 4579-976
• Seiko 6122-189
• Seiko 5682-290
• Seiko 6337-459
• Seiko 6699-483
• Seiko 5289-866
• Seiko 6391-944
• Seiko 6360-992
• Seiko 4533-644
• Seiko 3870-633