Seiko Cal. 5660 - 110

The 5660-110 is a sought-after Solar piece from Seiko's golden era. Powered by the 5660 caliber with 30j jewels beating at 28,800 bph, it delivers a 45 hours power reserve. [seikata-wm-40119f06813c]

Also known as: Sportsmatic, World Timer

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

11.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

130m

Dial Color

Burgundy

Jewels

30j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1999

Related Models

• Seiko 4441-221
• Seiko 6278-373
• Seiko 3876-705
• Seiko 0751-587
• Seiko 6218-592
• Seiko 6698-804
• Seiko 4445-226
• Seiko 0731-197
• Seiko 3839-257
• Seiko 4551-153
• Seiko 6369-510
• Seiko 4514-413