Seiko Cal. 7150 - 640

The Seiko 7150-640 represents an important milestone in Seiko's 1992 lineup. Powered by the 7150 caliber with 22j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-bd854d8d83a4]

Also known as: Sea Horse, Emperor

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

9.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

White

Jewels

22j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1992

Related Models

• Seiko 3839-535
• Seiko 4571-671
• Seiko 3839-844
• Seiko 7133-907
• Seiko 3882-437
• Seiko 7013-688
• Seiko 4581-650
• Seiko 7014-239
• Seiko 4529-276
• Seiko 7184-882
• Seiko 6270-298
• Seiko 0731-600