Seiko Cal. 7031 - 286

The Seiko 7031-286 represents an important milestone in Seiko's 1985 lineup. Powered by the 7031 caliber with 20j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-08d773a41df4]

Also known as: Bullhead, Silverwave

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

12.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Burgundy

Jewels

20j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1985

Related Models

• Seiko 5296-994
• Seiko 6631-853
• Seiko 5671-909
• Seiko 7179-948
• Seiko 4443-223
• Seiko 6689-168
• Seiko 7120-593
• Seiko 4550-149
• Seiko 5215-962
• Seiko 3859-596
• Seiko 5665-865
• Seiko 3865-176