Seiko Cal. 4454 - 230

This Automatic model from 1971 features a 34mm PVD Black case. Powered by the 4454 caliber with 18j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-ae5e4ee69111]

Also known as: Helmet, Sportsmatic

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

34mm

Case Thickness

13.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Black

Jewels

18j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1971

Related Models

• Seiko 6167-747
• Seiko 6673-540
• Seiko 3883-363
• Seiko 4460-894
• Seiko 0733-270
• Seiko 4557-993
• Seiko 0711-256
• Seiko 6116-480
• Seiko 4452-161
• Seiko 3877-970
• Seiko 4435-291
• Seiko 3877-382