Seiko Cal. 6634 - 394

This Automatic model from 1974 features a 36mm Stainless Steel case. Powered by the 6634 caliber with 33j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-f488372851c8]

Also known as: Silverwave, Crown

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

8.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Green

Jewels

33j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1974

Related Models

• Seiko 7144-777
• Seiko 5676-637
• Seiko 5235-800
• Seiko 5682-377
• Seiko 3847-707
• Seiko 3864-486
• Seiko 7132-741
• Seiko 6684-903
• Seiko 6124-893
• Seiko 0730-484
• Seiko 6240-335
• Seiko 4419-870