Seiko Cal. 4431 - 223

This Quartz model from 1984 features a 42mm Titanium case. Powered by the 4431 caliber with 22j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-74c8a9bcb443]

Also known as: Monster, Shogun

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

42mm

Case Thickness

15.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

Navy

Jewels

22j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1984

Related Models

• Seiko 6197-689
• Seiko 4570-310
• Seiko 5270-323
• Seiko 6264-579
• Seiko 0747-814
• Seiko 7171-658
• Seiko 5258-284
• Seiko 4570-533
• Seiko 6144-967
• Seiko 6394-265
• Seiko 4513-840
• Seiko 6392-837