Seiko Cal. 5644 - 463

Seiko 5644-463

The 5644-463 is a sought-after Solar piece from Seiko's golden era. Powered by the 5644 caliber with 34j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-c0c00429a633]

Also known as: Tuna, Flighty

Specifications

Movement
Solar
Case Material
Stainless Steel
Case Width
44mm
Case Thickness
13.8mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
180m
Dial Color
Silver
Jewels
34j
Frequency
36,000 bph
Power Reserve
66 hours
Year
1989

Related Models

seikata-wm-c0c00429a633