Seiko Cal. 5641 - 855

The Seiko 5641-855 represents an important milestone in Seiko's 1976 lineup. Powered by the 5641 caliber with 19j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-022066c7cef9]

Also known as: Bellmatic

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

9.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

100m

Dial Color

Navy

Jewels

19j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1976

Related Models

• Seiko 0758-858
• Seiko 4488-889
• Seiko 4494-150
• Seiko 3876-688
• Seiko 7182-360
• Seiko 3869-527
• Seiko 5637-374
• Seiko 7021-738
• Seiko 3866-973
• Seiko 4581-788
• Seiko 4450-774
• Seiko 6675-981