Seiko Cal. 7137 - 244

The 7137-244 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7137 caliber with 21j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-baad1a76b5dd]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

13.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

150m

Dial Color

Green

Jewels

21j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1982

Related Models

• Seiko 4447-794
• Seiko 4562-909
• Seiko 6143-637
• Seiko 0713-464
• Seiko 6127-659
• Seiko 6335-945
• Seiko 6256-919
• Seiko 3888-949
• Seiko 7142-927
• Seiko 4466-936
• Seiko 4560-494
• Seiko 4527-930