Seiko Cal. 7137 - 325

The 7137-325 is a sought-after Spring Drive piece from Seiko's golden era. It features a Burgundy dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-dc8479d968a7]

Also known as: Helmet, World Timer

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

12.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

150m

Dial Color

Burgundy

Jewels

24j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1973

Related Models

• Seiko 0762-484
• Seiko 6629-835
• Seiko 3840-950
• Seiko 6381-891
• Seiko 7078-739
• Seiko 5660-735
• Seiko 7092-222
• Seiko 0766-725
• Seiko 4567-135
• Seiko 4570-756
• Seiko 7069-341
• Seiko 0789-241