Seiko Cal. 6636 - 615

The 6636-615 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6636 caliber with 31j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-a310945f7a36]

Also known as: Pogue, World Timer

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

12.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

30m

Dial Color

Navy

Jewels

31j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1980

Related Models

• Seiko 0747-609
• Seiko 7158-212
• Seiko 4413-850
• Seiko 6258-669
• Seiko 6686-310
• Seiko 6314-618
• Seiko 4453-427
• Seiko 5283-229
• Seiko 0727-521
• Seiko 5620-991
• Seiko 6279-457
• Seiko 7060-630