Pocket Watch Database
https://pocketwatchdatabase.com/search/result/ball-waltham/B247035/movement
Access Date: December 24, 2024
From the American Horology Archive:
Ball - Waltham
Grade: Official Standard
Manufacturer: | Ball - Waltham | |
Manufacturer Location: | Waltham, Massachusetts | |
Movement Serial Number: | B247035 | |
Grade: | Official Standard | |
Model: | 1899 | |
Estimated Production Year: | 1910 | |
Run Quantity: | 1,000 | |
Grade/Model Run: | 74 of 107 | |
Grade/Model Total Production: | 71,861 | |
Size: | 16s | |
Jewels: | 21j | |
Jewel Setting: | Gold Settings (Screw-Set) | |
Movement Configuration: | Openface | |
Movement Finish: | Nickel | |
Finish Pattern: | Circular | |
Movement Setting: | Lever | |
Plate: | 3/4 Plate | |
Regulator: | Reed | |
Hairspring: | Breguet | |
Adjusted: | Yes | |
Adjusted to Position: | Yes | |
Adjusted # of Positions: | 5 | |
Adjusted to Temperature: | Yes | |
Adjusted to Isochronism: | Yes | |
Railroad Grade: | Yes | |
Railroad Grade Classification: | Class A | |
U.S. Patents: | D26267, D32330 | |
Movement Markings: | Official RR Standard Ball Watch Co. Cleveland, O. 21 Jewels Adjusted 5 Positions Sapphire Pallets Trade Mark Pat.Nov.17.96 |
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Case: | Various | |
Database Version: | v52.518 | |
Advanced Metrics | ||
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration | 213.95 | |
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration | 1,381.31 | |
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration | 75.276% | |
Registry Population: Scoped for This Run Only | 4 (0.40%) | |
Research Note: #B247035: 21j; Corresponds to Waltham Serial run starting with #18,244,201
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Population Registry for This Run
Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
---|---|---|---|---|---|
There are 4 watches in the population registry for this run with 2 images.
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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.
Joerealtor 74 · May 11, 2018
Serial Number B247132 was reported as accurate.
d2hensley 19 · February 8, 2018
Serial Number B247035 was reported as accurate.
rock862 242 · October 27, 2015
Serial Number B246344 was reported as accurate.
philsan1a 221 · October 2, 2014
Serial Number B246997 was reported as accurate.
Railroad 34 · February 20, 2014
Serial Number B246204 was reported as accurate.
cloudjcc363 13 · February 11, 2014
Serial Number B246942 was reported as accurate.
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