Find out what dealers and collectors have actually paid for antique grandfather, mantel or wall clocks like yours. Covers American, European and Continental clocks of all types. We have 38,769 antique clock prices, images and descriptions as of

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Sep 07,2025

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Atmos Serial Numbers

Caliber / Model

519

532

522

526-5

526-6, 528

540's

Serial Number

25,000-59,000

Unknown, identical to Model 522

60,000-69,999

70,000-107,000

107,001-599,999

600,000 and up

Approximate Year Manufactured

Late 1940's to 1950's

Unknown, only a few manufactured

1950's

1960-1980

1980 -1998

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