Patek Philippe Class A Observatory Chronometer
Fine and rare Patek Philippe 18K gold Observatory Chronometer with Class A
observatory certificate circa 1897.
Fine 20 jewel nickel "Extra" movement with dual serial numbers, wolf's tooth
winding, unusual precision regulator, and possibly an early form of Guillaume balance.
White enamel dial with blued steel hands. Plain polish case with elaborate
monogram. With Observatory Bulletin and certificate from Patek Philippe.
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#6451
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$8,000
| | | Excellent
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Diameter 50 mm
| | | Excellent
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Circa 1897
| | | Excellent
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NOTE: The small circles or shadows in some of our photos
are reflections of the camera lens. Since this watch is much smaller than in the
enlarged photos, a tiny blemish or imperfection that you could not see when looking
at the actual watch can appear very large in the photos.






