Seiko Cal. 7128 - 431

The Seiko 7128-431 represents an important milestone in Seiko's 1992 lineup. Powered by the 7128 caliber with 36j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-7c44b2349ce6]

Also known as: Navigator

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

41mm

Case Thickness

15.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

50m

Dial Color

Navy

Jewels

36j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1992

Related Models

• Seiko 6626-138
• Seiko 3885-458
• Seiko 6227-224
• Seiko 5645-238
• Seiko 3849-146
• Seiko 0798-246
• Seiko 6363-867
• Seiko 3878-234
• Seiko 5221-968
• Seiko 0754-930
• Seiko 6357-612
• Seiko 0772-566