Seiko Cal. 3857 - 407

The Seiko 3857-407 represents an important milestone in Seiko's 1996 lineup. Powered by the 3857 caliber with 27j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-233b82028957]

Also known as: UFO, Sea Horse

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

12.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

90m

Dial Color

Navy

Jewels

27j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1996

Related Models

• Seiko 4485-472
• Seiko 5259-269
• Seiko 6143-728
• Seiko 6648-892
• Seiko 0767-156
• Seiko 4426-967
• Seiko 6189-716
• Seiko 6128-154
• Seiko 7155-864
• Seiko 6692-346
• Seiko 5625-969
• Seiko 5272-403