Seiko Cal. 6187 - 257

This Kinetic model from 1966 features a 42mm Stainless Steel case. Powered by the 6187 caliber with 19j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-993f1356571d]

Also known as: Sumo, Tuna

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

15.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

200m

Dial Color

Black

Jewels

19j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1966

Related Models

• Seiko 3859-635
• Seiko 3852-545
• Seiko 5651-841
• Seiko 5297-525
• Seiko 0713-264
• Seiko 5273-544
• Seiko 6334-238
• Seiko 5637-603
• Seiko 5693-696
• Seiko 3894-349
• Seiko 7191-114
• Seiko 4427-836