Pocket Watch Database
Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/waltham/20283120/movement
https://pocketwatchdatabase.com/search/result/waltham/20283120/movement
Access Date: March 06, 2025
From the American Horology Archive:


American Waltham Watch Co.
Grade: No. 620
Manufacturer: | Waltham | ![]() |
Manufacturer Location: | Waltham, Massachusetts | ![]() |
Movement Serial Number: | 20283120 | ![]() |
Grade: | No. 620 | ![]() |
Model: | 1908 | ![]() |
Estimated Production Year: | 1915 | ![]() |
Run Quantity: | 1,000 | ![]() |
Grade/Model Run: | 109 of 197 | ![]() |
Grade/Model Total Production: | 354,099 | ![]() |
Variant Est. Production: | 189,599 (16S-M1908-15J-ONP) | ![]() |
Size: | 16s | ![]() |
Jewels: | 15j | ![]() |
Jewel Setting: | Screw-Set | ![]() |
Movement Configuration: | Openface | ![]() |
Movement Finish: | Nickel | ![]() |
Movement Inlay Color: | Black | ![]() |
Movement Setting: | Pendant | ![]() |
Plate: | Bridge Plate | ![]() |
Regulator: | Church 1892 | ![]() |
Hairspring: | Breguet | ![]() |
Adjusted: | No | ![]() |
Railroad Grade: | No | ![]() |
Movement Markings: | A.W.W.Co. Waltham, Mass. 15 Jewels |
|
Case: | Various | ![]() |
Run ID: | 23085.G283.16S3249.161908M815.O14339.P8186.15J5365 | ![]() |
Data Research: |
1954 Waltham "Gray Book" List NAWCC Waltham Serial Digest |
![]() |
Database Version: | v52.621 | ![]() |
Advanced Metrics | ||
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration | 612.99 | ![]() |
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration | 557.82 | ![]() |
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration | 0.609% | ![]() |
Registry Population: Scoped for This Run Only | 3 (0.30%) | ![]() |
$ Estimated Value (12 Month Change): | 6.59% Analyzing 1,508 Sales | ![]() |
Production Metrics Tree: Grade No. 620
Target Profile: 16S-M1908-15J-ONP-U
Waltham Grade No. 620 (All Variations): 693,199 ETP | ||
16S: 693,199 100.00% 16s, Grade No. 620 |
||
16S-M1908: 354,099 51.08% 16s, Grade No. 620, Model 1908 |
Other: 339,100
Other Models or Unclassified |
|
16S-M1908-15J: 354,099 51.08% 16s, Grade No. 620, Model 1908, 15 Jewels |
||
16S-M1908-15J-ONP: 189,599 27.35% 16s, Grade No. 620, Model 1908, 15 Jewels, Openface/Pendant/Nickel |
Other: 164,500
Other Configs or Unclassified |
|
16S-M1908-15J-ONP-U: 189,599 27.35% |
Population Registry for This Run
Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
---|---|---|---|---|---|
There are 3 watches in the population registry for this run with 1 image.
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