Seiko Cal. 6187 - 860

This Spring Drive model from 1966 features a 35mm Gold-Plated case. Powered by the 6187 caliber with 26j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-092248c30b59]

Also known as: World Timer, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

12.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Navy

Jewels

26j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1966

Related Models

• Seiko 6325-807
• Seiko 3812-637
• Seiko 5698-669
• Seiko 6358-778
• Seiko 6648-898
• Seiko 6275-177
• Seiko 6217-608
• Seiko 4525-773
• Seiko 0730-320
• Seiko 7126-948
• Seiko 6179-241
• Seiko 0784-317