Seiko Cal. 4488 - 190

This Spring Drive model from 1968 features a 34mm Two-Tone case. Powered by the 4488 caliber with 23j jewels beating at 21,600 bph, it delivers a 69 hours power reserve. [seikata-wm-4142261b369e]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

12.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

150m

Dial Color

Champagne

Jewels

23j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1968

Related Models

• Seiko 6619-496
• Seiko 7157-186
• Seiko 7018-639
• Seiko 6290-828
• Seiko 3873-142
• Seiko 6227-381
• Seiko 7010-633
• Seiko 6299-545
• Seiko 5274-178
• Seiko 0732-208
• Seiko 4478-795
• Seiko 7194-481