Seiko Cal. 3819 - 550

The Seiko 3819-550 represents an important milestone in Seiko's 1965 lineup. With its 22mm lug width and 11.6mm profile, it sits comfortably on most wrists. [seikata-wm-b5df3c8509f9]

Also known as: Monster, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

34mm

Case Thickness

11.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Burgundy

Jewels

36j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1965

Related Models

• Seiko 6275-808
• Seiko 4460-700
• Seiko 4448-484
• Seiko 5619-822
• Seiko 6182-465
• Seiko 4493-317
• Seiko 4433-488
• Seiko 5252-740
• Seiko 5636-702
• Seiko 5676-885
• Seiko 4538-399
• Seiko 6611-851