Seiko Cal. 5641 - 575

The Seiko 5641-575 represents an important milestone in Seiko's 1989 lineup. Powered by the 5641 caliber with 23j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-18faa03ed7fd]

Also known as: Bullhead, Sea Horse

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

13.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

200m

Dial Color

Silver

Jewels

23j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1989

Related Models

• Seiko 4536-351
• Seiko 5235-310
• Seiko 4542-649
• Seiko 6631-965
• Seiko 7071-301
• Seiko 0768-139
• Seiko 6124-789
• Seiko 7152-853
• Seiko 4529-352
• Seiko 4427-271
• Seiko 3818-516
• Seiko 7064-482