Seiko Cal. 7157 - 712

This Hand-Winding model from 1974 features a 46mm Stainless Steel case. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-a061a3fbfdc4]

Also known as: Navigator

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

12.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1974

Related Models

• Seiko 0729-643
• Seiko 6191-202
• Seiko 0780-108
• Seiko 7142-496
• Seiko 4424-397
• Seiko 4563-113
• Seiko 6347-515
• Seiko 0763-676
• Seiko 6356-979
• Seiko 6241-247
• Seiko 4540-141
• Seiko 6625-682