Seiko Cal. 4440 - 654

Seiko 4440-654

Released in 1989, the Cal. 4440 with design code 654 was part of Seiko's domestic market collection. Powered by the 4440 caliber with 31j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-2ce705f3320a]

Also known as: Emperor, Flighty

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
37mm
Case Thickness
9.7mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
60m
Dial Color
Champagne
Jewels
31j
Frequency
28,800 bph
Power Reserve
44 hours
Year
1989

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seikata-wm-2ce705f3320a