Seiko Cal. 7031 - 797

The 7031-797 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7031 caliber with 20j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-a48b5ecabb61]

Also known as: Silverwave, Emperor

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

12.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Burgundy

Jewels

20j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1982

Related Models

• Seiko 6635-720
• Seiko 0783-172
• Seiko 7135-925
• Seiko 5691-300
• Seiko 3837-242
• Seiko 6293-267
• Seiko 6393-219
• Seiko 6188-415
• Seiko 6362-493
• Seiko 6348-383
• Seiko 4524-936
• Seiko 3826-678