Pocket Watch Database
https://pocketwatchdatabase.com/search/result/ball-waltham/B270442
Access Date: December 19, 2024
From the American Horology Archive:
Ball - Waltham
Grade: Official Standard
Manufacturer: | Ball - Waltham | |
Manufacturer Location: | Waltham, Massachusetts | |
Movement Serial Number: | B270442 | |
Grade: | Official Standard | |
Model: | 1899 | |
Estimated Production Year: | 1921 | |
Run Quantity: | 1,000 | |
Grade/Model Run: | 93 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: | D32330 | |
Case: | Various | |
Database Version: | v52.515 | |
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: Corresponds to Waltham Serial run starting with #24,270,001
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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 1 image.
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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.
MoatsJustin1 top-contributor 5272 · October 21, 2024
Serial Number B270506 was reported as accurate.
awalker1829 Supporter 74 · July 3, 2024
Serial Number B270442 was reported as accurate.
gergnosretep Supporter 26 · November 4, 2020
Serial Number B270656 was reported as accurate.
dfchong 837 · September 3, 2020
Serial Number B270171 was reported as accurate.
Walt1943 Supporter 9 · February 20, 2018
Serial Number B270753 was reported as accurate.
silversonic 2 · April 25, 2014
Serial Number B270772 was reported as accurate.
rocket00 236 · February 12, 2014
Serial Number B270025 was reported as accurate.
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