Seiko Cal. 6636 - 414

The 6636-414 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-c2977acac7c6]

Also known as: Bellmatic, World Timer

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

43mm

Case Thickness

15.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1967

Related Models

• Seiko 6668-624
• Seiko 6135-333
• Seiko 6122-272
• Seiko 3835-813
• Seiko 5643-141
• Seiko 4599-113
• Seiko 4540-727
• Seiko 3870-330
• Seiko 6191-353
• Seiko 7088-629
• Seiko 5637-653
• Seiko 7161-543