Seiko Cal. 5664 - 781

Seiko 5664-781

The 5664-781 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5664 caliber with 34j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-f0e889dadfb8]

Also known as: Tuna

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
45mm
Case Thickness
8.6mm
Lug Width
22mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
90m
Dial Color
White
Jewels
34j
Frequency
21,600 bph
Power Reserve
44 hours
Year
1998

Related Models

seikata-wm-f0e889dadfb8