Seiko Cal. 3837 - 378

The Seiko 3837-378 represents an important milestone in Seiko's 1989 lineup. With its 22mm lug width and 14.6mm profile, it sits comfortably on most wrists. [seikata-wm-12be8c8905ea]

Also known as: Helmet, Silverwave

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

36mm

Case Thickness

14.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1989

Related Models

• Seiko 4561-794
• Seiko 6365-148
• Seiko 3835-297
• Seiko 6614-626
• Seiko 6318-389
• Seiko 6362-736
• Seiko 4559-331
• Seiko 7187-289
• Seiko 6671-918
• Seiko 7041-973
• Seiko 7076-446
• Seiko 7173-296