Pocket Watch Database


From the American Horology Archive:

American Waltham Watch Co.

Grade: A.T. & Co.

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 445846 Question Mark
Grade: A.T. & Co. Question Mark
Model: 1861 Question Mark
Estimated Production Date: December 1869 - February 1, 1870 Question Mark
Run Quantity: 300 Question Mark
Grade/Model Run: 43 of 43 Question Mark
Grade/Model Total Production: 1,396 Question Mark
Size: 10s Question Mark
Jewels: 15j Question Mark
Movement Configuration: Adaptable Question Mark
Movement Finish: Gilt Question Mark
Movement Setting: Key Question Mark
Plate: 3/4 Plate Question Mark
Balance Type: Expansion Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: Yes Question Mark
Railroad Grade: No Question Mark
Case: Various Question Mark
Run ID: 4593.G1031.10S135.101861M103.O4584.K4586.15J1140 Question Mark
Data Research: c.1900 Waltham Factory Ledger Book 1 [NAWCC]
c.1900 Waltham Factory Ledgers [Ehrhardt Transcription]
1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.622 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
4.20 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
3.82 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.004% Question Mark
Registry Population:
Scoped for This Run Only
3 (1.00%) Question Mark

Help Us Help Others By Improving the Database:

Does this information describe your movement accurately?

Verification Reports for this Run

The following reports have been graciously submitted by dedicated members in reference to this production run. These reports are useful to verify data and track inaccuracies that require further research. Please note that reports may contain inaccurate information or assumptions that must be dilligently considered with other available sources.


Mspehn 2 · December 2, 2021

Serial Number 445846 was reported as accurate.

bubba70 543 · August 21, 2019

Serial Number 445987 was reported as accurate.

bubba70 543 · August 18, 2019

Serial Number 445987 was reported as accurate.

bubba70 543 · August 17, 2019

Serial Number 445987 was reported as accurate.

bubba70 543 · August 16, 2019

Serial Number 445987 was reported as accurate.

bubba70 543 · August 16, 2019

Serial Number 445987 was reported as accurate.

Anonymous · August 15, 2019

Serial Number 445987 was reported as accurate.

bubba70 543 · April 21, 2019

Serial Number 445987 was reported as accurate.

Anonymous · January 16, 2019

Serial Number 445860 was reported as accurate.

Anonymous · January 12, 2019

Serial Number 445860 was reported as accurate.

Anonymous · April 13, 2018

Serial Number 445968 was reported as accurate.

Anonymous · February 15, 2018

Serial Number 445968 was reported as inaccurate.

Note: 445968 is a 10s Modl 1861 KW/KS 15 jewel Appleton
Tracy movement.
Changes since this report was submitted:
Size changed from 18 to 10
Factory Model changed from 1859 to 1861
Plate changed from Full to 3/4