Seiko Cal. 3887 - 135

The Seiko 3887-135 represents an important milestone in Seiko's 1991 lineup. Powered by the 3887 caliber with 31j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-42aeedaa05dc]

Also known as: Bullhead, Crown

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

13.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Navy

Jewels

31j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1991

Related Models

• Seiko 3822-317
• Seiko 5226-579
• Seiko 6388-774
• Seiko 6340-682
• Seiko 6646-970
• Seiko 6387-217
• Seiko 4449-565
• Seiko 4559-294
• Seiko 3853-264
• Seiko 6641-168
• Seiko 0762-889
• Seiko 5643-494