Seiko Cal. 4577 - 436

Seiko 4577-436

The 4577-436 is a sought-after Solar piece from Seiko's golden era. Powered by the 4577 caliber with 29j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-c05979886adf]

Also known as: Rally, Sportsmatic

Specifications

Movement
Solar
Case Material
Two-Tone
Case Width
45mm
Case Thickness
14.5mm
Lug Width
19mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
130m
Dial Color
Navy
Jewels
29j
Frequency
21,600 bph
Power Reserve
64 hours
Year
1997

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