Seiko Cal. 6166 - 379

This Spring Drive model from 1986 features a 42mm PVD Black case. Powered by the 6166 caliber with 35j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-8a8b16a35e4c]

Also known as: Sumo, Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

15.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

90m

Dial Color

Champagne

Jewels

35j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1986

Related Models

• Seiko 5673-726
• Seiko 5651-304
• Seiko 6350-754
• Seiko 5632-970
• Seiko 0742-837
• Seiko 6188-292
• Seiko 5258-924
• Seiko 4595-329
• Seiko 3850-464
• Seiko 6175-579
• Seiko 0756-794
• Seiko 5250-263