Seiko Cal. 3897 - 365

This Automatic model from 1977 features a 42mm Titanium case. The Bidirectional bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-36461c29361b]

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

42mm

Case Thickness

12.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Cream

Jewels

22j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1977

Related Models

• Seiko 6396-797
• Seiko 5655-435
• Seiko 7031-905
• Seiko 6670-814
• Seiko 6364-547
• Seiko 3849-742
• Seiko 7140-552
• Seiko 6667-505
• Seiko 6635-298
• Seiko 7156-839
• Seiko 4576-245
• Seiko 6190-694