Seiko Cal. 6660 - 289

The Seiko 6660-289 represents an important milestone in Seiko's 1976 lineup. It features a Green dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-e2de45a42afd]

Also known as: World Timer

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

34mm

Case Thickness

9.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Green

Jewels

31j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1976

Related Models

• Seiko 5685-900
• Seiko 4593-761
• Seiko 4557-994
• Seiko 6663-349
• Seiko 6275-925
• Seiko 4589-141
• Seiko 5233-219
• Seiko 4548-611
• Seiko 6651-740
• Seiko 4485-391
• Seiko 5219-582
• Seiko 0718-420