Seiko Cal. 6378 - 830

This Spring Drive model from 1990 features a 41mm Stainless Steel case. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-2ac6e0623281]

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

10.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Silver

Jewels

35j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1990

Related Models

• Seiko 7120-932
• Seiko 6254-231
• Seiko 3865-591
• Seiko 7069-542
• Seiko 4452-493
• Seiko 4469-964
• Seiko 5255-419
• Seiko 6368-277
• Seiko 5211-640
• Seiko 4499-212
• Seiko 7193-923
• Seiko 6649-244