Seiko Cal. 5641 - 544

The Seiko 5641-544 represents an important milestone in Seiko's 1998 lineup. Powered by the 5641 caliber with 24j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-97a77fefec8b]

Also known as: Bellmatic

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Burgundy

Jewels

24j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1998

Related Models

• Seiko 4563-844
• Seiko 6338-425
• Seiko 3872-894
• Seiko 4560-819
• Seiko 7124-831
• Seiko 3826-533
• Seiko 6263-553
• Seiko 7026-319
• Seiko 6114-281
• Seiko 0717-769
• Seiko 3858-837
• Seiko 3826-476