Seiko Cal. 6634 - 445

The 6634-445 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6634 caliber with 21j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-024668227c11]

Also known as: Emperor

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

15.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

130m

Dial Color

Navy

Jewels

21j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1989

Related Models

• Seiko 7137-791
• Seiko 4428-887
• Seiko 3875-217
• Seiko 0784-836
• Seiko 4587-862
• Seiko 6352-796
• Seiko 4572-212
• Seiko 6128-336
• Seiko 5679-385
• Seiko 5671-674
• Seiko 7182-352
• Seiko 0787-175