Seiko Cal. 4413 - 451

The Seiko 4413-451 represents an important milestone in Seiko's 1977 lineup. Powered by the 4413 caliber with 33j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-b043db452698]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

15.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Burgundy

Jewels

33j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1977

Related Models

• Seiko 5256-809
• Seiko 7199-722
• Seiko 6257-189
• Seiko 0728-913
• Seiko 6163-829
• Seiko 6356-474
• Seiko 3840-621
• Seiko 7042-845
• Seiko 7113-845
• Seiko 7174-521
• Seiko 5610-326
• Seiko 5224-143