Seiko Cal. 6636 - 162

The Seiko 6636-162 represents an important milestone in Seiko's 1974 lineup. Powered by the 6636 caliber with 35j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-9262dd305eda]

Also known as: Bullhead, World Timer

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

12.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

White

Jewels

35j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1974

Related Models

• Seiko 4542-935
• Seiko 6157-340
• Seiko 7136-472
• Seiko 5282-825
• Seiko 6645-290
• Seiko 0729-961
• Seiko 7048-840
• Seiko 5687-520
• Seiko 7126-619
• Seiko 5683-915
• Seiko 4535-967
• Seiko 4594-797