Seiko Cal. 6660 - 275

The Seiko 6660-275 represents an important milestone in Seiko's 1991 lineup. Powered by the 6660 caliber with 25j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-df194d38c74f]

Also known as: Goldfeather, Emperor

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

35mm

Case Thickness

14.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Burgundy

Jewels

25j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1991

Related Models

• Seiko 5292-147
• Seiko 5256-777
• Seiko 5213-457
• Seiko 7019-182
• Seiko 4491-326
• Seiko 6110-845
• Seiko 6677-158
• Seiko 5281-168
• Seiko 0759-565
• Seiko 6292-132
• Seiko 7022-119
• Seiko 6674-305