Seiko Cal. 7137 - 373

The Seiko 7137-373 represents an important milestone in Seiko's 1973 lineup. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 70m of water resistance. [seikata-wm-448481896115]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1973

Related Models

• Seiko 6351-280
• Seiko 6686-553
• Seiko 6688-753
• Seiko 7034-664
• Seiko 6223-177
• Seiko 4589-557
• Seiko 6622-581
• Seiko 7025-239
• Seiko 6239-529
• Seiko 5269-392
• Seiko 5620-742
• Seiko 5278-867