Seiko Cal. 4489 - 365

This Hand-Winding model from 1980 features a 45mm Hardlex-Coated Steel case. Powered by the 4489 caliber with 18j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-e84eae6893fc]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

15.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Champagne

Jewels

18j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1980

Related Models

• Seiko 7022-722
• Seiko 6164-173
• Seiko 7177-573
• Seiko 0739-972
• Seiko 3887-611
• Seiko 4559-603
• Seiko 4545-440
• Seiko 4414-126
• Seiko 7124-626
• Seiko 5659-278
• Seiko 6121-771
• Seiko 6362-718