Seiko Cal. 3897 - 128

This Automatic model from 1999 features a 41mm Two-Tone case. Powered by the 3897 caliber with 34j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-3cf09647044f]

Also known as: Sportsmatic, Crown

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

10.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Navy

Jewels

34j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1999

Related Models

• Seiko 5669-861
• Seiko 3823-936
• Seiko 7065-885
• Seiko 4584-199
• Seiko 7124-261
• Seiko 7028-859
• Seiko 6611-729
• Seiko 4533-957
• Seiko 4438-627
• Seiko 0750-974
• Seiko 7151-197
• Seiko 7198-242