Seiko Cal. 6142 - 731

The Seiko 6142-731 represents an important milestone in Seiko's 1977 lineup. Powered by the 6142 caliber with 19j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-8090c7b84749]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

12.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

White

Jewels

19j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1977

Related Models

• Seiko 6210-319
• Seiko 7083-365
• Seiko 5637-931
• Seiko 7153-754
• Seiko 6188-572
• Seiko 7035-614
• Seiko 5274-525
• Seiko 7169-615
• Seiko 6657-713
• Seiko 6651-415
• Seiko 0779-250
• Seiko 6198-746