Seiko Cal. 6381 - 128

The Seiko 6381-128 represents an important milestone in Seiko's 1989 lineup. With its 18mm lug width and 12.0mm profile, it sits comfortably on most wrists. [seikata-wm-15e6e997f243]

Also known as: Arnie

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

12.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Navy

Jewels

27j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1989

Related Models

• Seiko 5680-747
• Seiko 3865-455
• Seiko 7096-939
• Seiko 5675-320
• Seiko 3833-988
• Seiko 6220-248
• Seiko 3860-919
• Seiko 6624-196
• Seiko 3819-400
• Seiko 6648-800
• Seiko 7116-485
• Seiko 4454-397