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Recent content by samham

  1. S

    Tiffany Movement

    Dr. Jon, I have a Koehn/Ekegren movement that may confirm your theory about an observatory grade chronometer watch. #87195 (serial number repeated adjacent balance wheel), 48.33 mm, 21 blue sapphire jewels, 8 adjustment. Unfortunately, someone scraped the original case (sadly rather recently...

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