Seiko Cal. 6636 - 717

The Seiko 6636-717 represents an important milestone in Seiko's 1978 lineup. Powered by the 6636 caliber with 17j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-52406b970042]

Also known as: Samurai, Emperor

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

46mm

Case Thickness

8.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

30m

Dial Color

Cream

Jewels

17j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1978

Related Models

• Seiko 6174-670
• Seiko 3883-557
• Seiko 7154-192
• Seiko 0774-931
• Seiko 3867-386
• Seiko 5241-513
• Seiko 4467-820
• Seiko 7051-949
• Seiko 6242-581
• Seiko 0710-451
• Seiko 3871-648
• Seiko 7038-528