Seiko Cal. 4450 - 685

Seiko 4450-685

The 4450-685 is a sought-after Solar piece from Seiko's golden era. Powered by the 4450 caliber with 31j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-417ebb25b9ce]

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
9.7mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
150m
Dial Color
White
Jewels
31j
Frequency
21,600 bph
Power Reserve
59 hours
Year
1965

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