Seiko Cal. 7031 - 563

This Quartz model from 1971 features a 34mm Stainless Steel case. Powered by the 7031 caliber with 34j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-d9ac0400f793]

Also known as: Sportsmatic, Bellmatic

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

13.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

White

Jewels

34j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1971

Related Models

• Seiko 6650-786
• Seiko 4487-629
• Seiko 6111-775
• Seiko 6635-944
• Seiko 6194-127
• Seiko 0788-220
• Seiko 7152-624
• Seiko 5274-435
• Seiko 7049-908
• Seiko 4423-946
• Seiko 5211-560
• Seiko 6326-170