Seiko Cal. 3850 - 552

The Seiko 3850-552 represents an important milestone in Seiko's 1970 lineup. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-3d2a47ddc954]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

15.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Champagne

Jewels

32j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1970

Related Models

• Seiko 7125-418
• Seiko 7037-212
• Seiko 5299-720
• Seiko 3879-581
• Seiko 7125-458
• Seiko 3874-695
• Seiko 6322-494
• Seiko 4551-591
• Seiko 0764-712
• Seiko 6326-734
• Seiko 6114-185
• Seiko 7199-176