Seiko Cal. 4430 - 181

This Quartz model from 1967 features a 38mm Two-Tone case. Powered by the 4430 caliber with 34j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-03bc2b9c7f1d]

Also known as: World Timer, Sea Horse

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

38mm

Case Thickness

8.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

190m

Dial Color

Green

Jewels

34j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1967

Related Models

• Seiko 4491-197
• Seiko 6349-219
• Seiko 6683-470
• Seiko 6334-904
• Seiko 7096-638
• Seiko 5690-625
• Seiko 6170-266
• Seiko 6178-316
• Seiko 6393-600
• Seiko 4567-945
• Seiko 4528-153
• Seiko 6627-163