Waltham Pocket Watch: Serial Number 21374384 (Grade No. 620)

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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/waltham/21374384

Access Date: November 28, 2024

From the American Horology Archive:

American Waltham Watch Co.

Grade: No. 620

Manufacturer:	Waltham
Manufacturer Location:	Waltham, Massachusetts
Movement Serial Number:	21374384
Grade:	No. 620
Model:	1908
Estimated Production Year:	1917
Run Quantity:	2,000
Grade/Model Run:	135 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:	23578.G309.16S3370.161908M935.O14642.P8670.15J5532
Data Research:	1954 Waltham "Gray Book" List NAWCC Waltham Serial Digest
Database Version:	v52.469
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	12 (0.60%)
$ Estimated Value (12 Month Change):	1.15% Analyzing 1,497 Sales

Value Guide

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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 12 watches in the population registry for this run. Create a FREE account or login to view the population registry and add your watch to the registry. Create a Free Account

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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.