Seiko Cal. 5635 - 521

The Seiko 5635-521 represents an important milestone in Seiko's 1993 lineup. Powered by the 5635 caliber with 34j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-9e91fc926c5f]

Also known as: Bullhead, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

11.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Burgundy

Jewels

34j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1993

Related Models

• Seiko 4431-307
• Seiko 6220-282
• Seiko 5249-619
• Seiko 0775-473
• Seiko 6676-841
• Seiko 6285-156
• Seiko 0717-700
• Seiko 7071-309
• Seiko 0760-496
• Seiko 6139-205
• Seiko 4483-771
• Seiko 4424-452