Seiko Cal. 7142 - 139

The 7142-139 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 70m of water resistance. [seikata-wm-8737879b82ec]

Also known as: Tuna, Rally

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

46mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1974

Related Models

• Seiko 7155-992
• Seiko 5298-291
• Seiko 0797-604
• Seiko 7041-283
• Seiko 6272-201
• Seiko 7185-853
• Seiko 6611-535
• Seiko 6319-449
• Seiko 4475-176
• Seiko 6282-359
• Seiko 0769-869
• Seiko 4496-111