Seiko Cal. 5637 - 956

The 5637-956 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 5637 caliber with 18j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-9492ac6cc98b]

Also known as: Goldfeather, Sportsmatic

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

42mm

Case Thickness

11.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

110m

Dial Color

Silver

Jewels

18j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1991

Related Models

• Seiko 5633-765
• Seiko 0753-345
• Seiko 0726-877
• Seiko 7171-428
• Seiko 6651-139
• Seiko 0799-816
• Seiko 3892-770
• Seiko 6660-863
• Seiko 5268-743
• Seiko 0737-361
• Seiko 6236-777
• Seiko 6215-382