Seiko Cal. 5630 - 650

This Quartz model from 1974 features a 40mm Hardlex-Coated Steel case. Powered by the 5630 caliber with 36j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-0931d1603208]

Also known as: Rally

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

10.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Black

Jewels

36j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1974

Related Models

• Seiko 4451-614
• Seiko 6173-393
• Seiko 6196-922
• Seiko 6379-892
• Seiko 6124-976
• Seiko 7132-618
• Seiko 4564-800
• Seiko 4549-460
• Seiko 0747-634
• Seiko 7084-389
• Seiko 6390-371
• Seiko 6360-882