Seiko Cal. 3812 - 148

This Spring Drive model from 1983 features a 45mm Titanium case. With its 22mm lug width and 11.0mm profile, it sits comfortably on most wrists. [seikata-wm-5d9310d09e58]

Also known as: Tuna, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Black

Jewels

29j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1983

Related Models

• Seiko 6197-759
• Seiko 4417-601
• Seiko 7112-732
• Seiko 5295-397
• Seiko 4569-895
• Seiko 7196-766
• Seiko 4567-135
• Seiko 4442-532
• Seiko 4441-632
• Seiko 3880-135
• Seiko 4438-315
• Seiko 6171-415