Seiko Cal. 3815 - 850

The Seiko 3815-850 represents an important milestone in Seiko's 1975 lineup. The Bidirectional bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-bf8e532f33e5]

Also known as: Pogue

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

34mm

Case Thickness

11.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1975

Related Models

• Seiko 6389-595
• Seiko 3883-104
• Seiko 3852-882
• Seiko 6383-883
• Seiko 3832-949
• Seiko 6193-978
• Seiko 7152-100
• Seiko 4414-628
• Seiko 0751-685
• Seiko 6666-499
• Seiko 4492-208
• Seiko 0754-229