Seiko Cal. 5660 - 977

The Seiko 5660-977 represents an important milestone in Seiko's 1989 lineup. Powered by the 5660 caliber with 24j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-6e66d33abddb]

Also known as: Shogun

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

15.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Champagne

Jewels

24j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1989

Related Models

• Seiko 7077-543
• Seiko 5640-513
• Seiko 4495-232
• Seiko 5623-852
• Seiko 7135-606
• Seiko 6237-360
• Seiko 6164-423
• Seiko 4594-411
• Seiko 4466-583
• Seiko 4494-702
• Seiko 3818-837
• Seiko 7042-329