Pocket Watch Database
American Watch Co.
Waltham, Mass.
Initial Marking: AWCo.,AWWCo
Location: Waltham, Mass.
Years of Operation: 1857-1892
Sold to the Crescent Watch Case Company in 1890.
The March 7, 1877 issue of the Boston Evening Transcript reported that the "Waltham Building" on Bond Street in New York was destroyed by fire. Operated by Robbins & Appleton, this building housed the gold case factory that manufactured the Waltham cases (A.W.Co.).
Case Grades
Note: This chart is not intended to be a comprehensive list of grades. Some grades changed traits over time and other grades may not be listed. This chart will be improved as additional information is studied.
Image | Name | Case Material | Gold Content | Gurantee | Source Catalogs | Trademarked |
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A.W.Co. 10K 14k/8k | Gold | 14K/8K | 1883UNK, 1884LSS, 1886RA, 1888OY, 1888BA, 1889BAM, 1890OY, 1890SFM, 1891SAC | ||
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A.W.Co. 14K | Gold | 14K | 1883UNK, 1883GHR, 1884LSS, 1886RA, 1888OY, 1888BA, 1889EVR, 1889BAM, 1890SFM, 1891RR, 1891SAC | ||
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A.W.Co. 18K | Gold | 18K | 1883UNK, 1883GHR, 1884LSS, 1886RA, 1888BA, 1889BAM, 1890SFM | ||
A.W.Co. Aluminine | Aluminum | 1888BA, 1889BAM | ||||
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A.W.Co. Coin Silver | Coin Silver | 1880NHW, 1880GHR, 1882SFM, 1883UNK, 1886RA, 1886HMS, 1887BHIA, 1888OY, 1888BA, 1890BA, 1890SFM, 1891RR, 1891SAC, 1893MCE, 1893BHIA | |||
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A.W.Co. Nickel | Nickel Alloy | 1883GHR, 1888OY, 1889BAM, 1890BA, 1890SFM, 1890AP, 1891RR, 1891SAC, 1892BAC | |||
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A.W.Co. Sterling Silver | Silver | 1880NHW, 1880GHR, 1883GHR, 1884LSS, 1887BHIA, 1888OY, 1888BA, 1889EVR | |||
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Century | Silver-Filled | 100-Years | 1883UNK, 1890AP, 1890OY, 1890BA, 1892BAC, 1893SAC | ||
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OHara Dust Proof | Coin Silver | ||||
Orleans | Coin Silver | 1889BAM, 1890SFM | ||||
Pioneer | Silver | 1888OY, 1889BAM, 1890BA, 1890AP, 1890OY, 1890SFM, 1891SAC, 1892BAC, 1893SAC | ||||
Reflector | Silver | 1888OY, 1889BAM, 1890AP, 1890SFM, 1893SAC |