Seiko Cal. 4417 - 440

This Hand-Winding model from 1994 features a 46mm Hardlex-Coated Steel case. Powered by the 4417 caliber with 21j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-22ec52c99e57]

Also known as: Bullhead, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

14.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Green

Jewels

21j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1994

Related Models

• Seiko 6342-444
• Seiko 5285-713
• Seiko 4578-652
• Seiko 4427-439
• Seiko 4488-526
• Seiko 7030-861
• Seiko 7084-103
• Seiko 5684-585
• Seiko 6356-567
• Seiko 7054-189
• Seiko 7054-966
• Seiko 4464-880