Seiko Cal. 6651 - 771

Seiko 6651-771

The 6651-771 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6651 caliber with 18j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-a20da96ecf7f]

Also known as: Rally, Navigator

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
11.1mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
170m
Dial Color
Champagne
Jewels
18j
Frequency
21,600 bph
Power Reserve
55 hours
Year
1969

Related Models

seikata-wm-a20da96ecf7f