The Art of American Horology Part ll,...

Roosevelt Hotel, Madison Avenue @ 45th Street, Dec 04, 2002

LOT 328

T. Dunn's Patent No. 3. K. Zimmerman, 31 Slater St., Liverpool, hallmarked for Chester 1860, Royal Presentation.Fine and unusual, 18K gold skeletonized pocket watch with Royal coat of arms and special patented caliber.

USD 1,000 - 1,500

Sold: USD 2,070

C. three-body, "bassine et filets", entirely decorated with vermicelli pattern, spring-loaded back centered with the British Royal coat of arms. D. gold ring with Roman numerals on matted background, each numeral separated by engraved flower, outer minute track. "Spade" gold hands. Center cut for the skeletonized movement. M. 36 mm (16'''), gilt, 3/4-plate, skeletonized and engraved with foliate pattern, fusée with maintaining power and chain, 15 jewels, most in gold screwed settings, lateral conterpoised lever escapement, cut-bimetallic compensation balance with blued steel flat balance spring.Movement signedDiam. 43mm.


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Grading System
Grade: A

Good
Case: 3

Good
Movement: 3*

Good

Overhaul recommended, at buyer's expense
Dial: 3 - 01

Notes

The English patent office records indicate only one patent issued to T. Dunn, No. 1257 of May 17, 1861 regarding case-design. The Fabrication of a movement in a non-standard design is very unusual for English watches.