Seiko Cal. 6381 - 429

This Quartz model from 1966 features a 38mm Two-Tone case. With its 21mm lug width and 8.8mm profile, it sits comfortably on most wrists. [seikata-wm-e389cbc35d7d]

Also known as: Bullhead

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

38mm

Case Thickness

8.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Cream

Jewels

21j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1966

Related Models

• Seiko 0749-439
• Seiko 6217-408
• Seiko 5685-728
• Seiko 6288-742
• Seiko 5241-201
• Seiko 6255-168
• Seiko 7017-268
• Seiko 6156-327
• Seiko 6249-643
• Seiko 6271-887
• Seiko 6165-657
• Seiko 0724-512