Seiko Cal. 3837 - 990

The Seiko 3837-990 represents an important milestone in Seiko's 1965 lineup. With its 18mm lug width and 11.0mm profile, it sits comfortably on most wrists. [seikata-wm-6ea36798fb93]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

34mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

80m

Dial Color

White

Jewels

18j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1965

Related Models

• Seiko 6654-464
• Seiko 4459-565
• Seiko 6122-140
• Seiko 6311-747
• Seiko 6246-145
• Seiko 6372-338
• Seiko 5653-620
• Seiko 0724-615
• Seiko 6670-387
• Seiko 4552-845
• Seiko 4594-869
• Seiko 6144-919