Seiko Cal. 6378 - 234

This Spring Drive model from 1968 features a 45mm PVD Black case. With its 22mm lug width and 9.5mm profile, it sits comfortably on most wrists. [seikata-wm-220d18134aa6]

Also known as: Pogue, Bullhead

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

45mm

Case Thickness

9.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

70m

Dial Color

Green

Jewels

24j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1968

Related Models

• Seiko 5632-271
• Seiko 4446-381
• Seiko 6381-307
• Seiko 7122-698
• Seiko 0759-322
• Seiko 7121-147
• Seiko 4552-439
• Seiko 6365-619
• Seiko 5670-414
• Seiko 7124-689
• Seiko 6275-258
• Seiko 6218-874