Seiko Cal. 7140 - 963

The 7140-963 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7140 caliber with 36j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-0f49dba52259]

Also known as: Panda, Flighty

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Black

Jewels

36j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1981

Related Models

• Seiko 5285-650
• Seiko 4530-774
• Seiko 6275-191
• Seiko 4590-952
• Seiko 6653-294
• Seiko 3852-618
• Seiko 3832-900
• Seiko 4586-509
• Seiko 3856-669
• Seiko 5229-267
• Seiko 4493-370
• Seiko 7063-310