Seiko Cal. 7140 - 906

The Seiko 7140-906 represents an important milestone in Seiko's 1985 lineup. The Bidirectional bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-8eaf81613fb0]

Also known as: Navigator

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

10.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Silver

Jewels

19j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1985

Related Models

• Seiko 4436-979
• Seiko 5617-990
• Seiko 6645-183
• Seiko 5611-639
• Seiko 4497-237
• Seiko 3852-359
• Seiko 7167-942
• Seiko 6612-955
• Seiko 5285-634
• Seiko 0728-292
• Seiko 0757-424
• Seiko 4493-845