Seiko Cal. 4431 - 335

The Seiko 4431-335 represents an important milestone in Seiko's 1996 lineup. Powered by the 4431 caliber with 29j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-1fa5a7313b77]

Also known as: Tuna, World Timer

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

14.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

90m

Dial Color

Cream

Jewels

29j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1996

Related Models

• Seiko 7198-866
• Seiko 4511-833
• Seiko 3817-563
• Seiko 7090-848
• Seiko 6655-878
• Seiko 4569-747
• Seiko 6392-814
• Seiko 6273-835
• Seiko 7016-907
• Seiko 6644-134
• Seiko 0764-114
• Seiko 0733-583