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    J. L. & A. Beguelin Rare Double Dial World Time Day/Night Pocket Watch, circa 1910
    Case: three body, display back, 63 mm, unmarked silver
    Dial: front dial divided into diurnal and nocturnal hours with Breguet moon hands, Roman hour chapters and golden outer 24 hour numerals, central revolving polychrome disc calibrated for cities of the world representative of different global time zones, back dial with a central revolving 60 minute disc and 42 world cities
    Movement: 15 jewel, nickel, three finger bridge, straight line lever escapement, pin set
    Signed: J. L. & A. Beguelin, Tramelan on the center back dial disc

    Note: this highly collectible early world time watch was named "spherometer" by the inventor. A similar model by J. L. & A. Beguelin is in the collection of the International Museum of Horology in La Chaux-de-Fonds

    Condition Report*: Type: J. L. & A. Beguelin Rare Double Dial World Time Day/Night Pocket Watch
    Dial: colored world locations, 24 hour, day and night
    Hands; blue steel Breguet moon
    Metal: unmarked silver
    Case Info: display back
    Case Width: 63 mm
    Crystal: double glass
    Watch Movement: 15 jewel, nickel, three finger bridge, bimetallic balance, straight line lever, pin setting
    Circa: 1910
    Condition: movement very good, front dial very very good, back dial very good, center disc on back with a few light hairlines, case good, some rim dings
    *Heritage Auctions strongly encourages in-person inspection of items by the bidder. Statements by Heritage regarding the condition of objects are for guidance only and should not be relied upon as statements of fact, and do not constitute a representation, warranty, or assumption of liability by Heritage. All lots offered are sold "AS IS".

    Auction Info

    Auction Dates
    May, 2009
    12th-13th Tuesday-Wednesday
    Bids + Registered Phone Bidders: 3
    Lot Tracking Activity: N/A
    Page Views: 2,999

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