Seiko Cal. 0731 - 934

This Spring Drive model from 1994 features a 40mm PVD Black case. Powered by the 0731 caliber with 21j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-115cbc6f8415]

Also known as: Sumo, Pogue

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

8.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Green

Jewels

21j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1994

Related Models

• Seiko 0720-193
• Seiko 5623-317
• Seiko 3851-476
• Seiko 6623-630
• Seiko 6270-519
• Seiko 5630-907
• Seiko 7047-834
• Seiko 5274-631
• Seiko 6391-122
• Seiko 3810-738
• Seiko 0735-841
• Seiko 4579-763