Seiko Cal. 4431 - 236

The Seiko 4431-236 represents an important milestone in Seiko's 1991 lineup. With its 19mm lug width and 9.4mm profile, it sits comfortably on most wrists. [seikata-wm-aab37fd0ab37]

Also known as: Silverwave

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

9.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Black

Jewels

29j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1991

Related Models

• Seiko 6114-377
• Seiko 3890-865
• Seiko 6363-810
• Seiko 5688-900
• Seiko 6241-746
• Seiko 6232-649
• Seiko 5682-368
• Seiko 5218-352
• Seiko 6336-506
• Seiko 6194-242
• Seiko 0712-309
• Seiko 7138-329