Hamilton Pocket Watch: Serial Number 786557 (Grade 992)

Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/hamilton/786557

Access Date: April 30, 2024

From the American Horology Archive:

Hamilton Watch Co.

Grade: 992

Manufacturer:	Hamilton
Manufacturer Location:	Lancaster, Pennsylvania
Movement Serial Number:	786557
Grade:	992
Model:	1
Estimated Production Year:	1911
Run Quantity:	1,000
Grade/Model Run:	59 of 111
Grade/Model Total Production:	98,400
Size:	16s
Jewels:	21j
Jewel Material:	Ruby & Sapphire
Jewel Setting:	Gold Settings (Screw-Set)
Movement Configuration:	Openface
Movement Finish:	Nickel
Finish Pattern:	1st Pattern
Movement Signing Style:	Serif Caps
Movement Inlay Color:	Gilt
Movement Setting:	Lever
Plate:	3/4 Plate
Double Roller:	Yes
Barrel:	Going
Center Wheel Material:	Gold
Regulator:	Reed
Hairspring:	Breguet
Pallet Jewel Material:	Sapphire
Standard Dial Type:	Double-Sunk
Adjusted:	Yes
Adjusted to Position:	Yes
Adjusted # of Positions:	5
Adjusted to Temperature:	Yes
Adjusted to Isochronism:	Yes
Adjustment Tolerance:	DUvDD: +/- 6 sec.; 5Pv: +/- 10 sec.; Total Average: +3-6 sec. per day; Temperature: +/- 6 Seconds
Railroad Grade:	Yes
Dial Feet Locations:	7.6, 21.8, 38.0, 50.5 Hamilton 16s Dial Feet Research
Movement Markings:	Hamilton Watch Co. Lancaster, Pa. 21 Jewels. Adjusted 5 Positions Double Roller
Data Research:	1953 Hamilton Serial List
Case:	Various
Run ID:	1255.992G59.16S582.161M532.O766.L838.21J341
Database Version:	v52.246
Advanced Metrics
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration	296.26
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration	129.99
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration	0.923%
Registry Population:	25 (2.50%)
$ Estimated Value (12 Month Change):	1.43% Analyzing 3,561 Sales
Research Note: Unmarked "992" - #786094 Fitted with Dial Marked, "Hamilton. Adjusted For Railroad Service. 21 Jewels"

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Population Registry for This Run

	Image	Serial Number	Run Position	Primary Identification Method	Discovery Date
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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.

Anonymous · August 20, 2023

Serial Number 786424 was reported as accurate.

Dscarbor54 1 · February 2, 2023

Serial Number 786259 was reported as accurate.

dalizard 2 · February 24, 2020

Serial Number 786553 was reported as accurate.

Anonymous · February 3, 2020

Serial Number 786553 was reported as accurate.

hammyhamilton 47 · January 18, 2020

Serial Number 786557 was reported as accurate.

patmin 1 · January 3, 2020

Serial Number 786525 was reported as accurate.

jlwint22 22 · September 2, 2019

Serial Number 786617 was reported as accurate.

jlwint22 22 · May 12, 2019

Serial Number 786617 was reported as accurate.

Anonymous · August 2, 2018

Serial Number 786424 was reported as accurate.

Anonymous · July 10, 2018

Serial Number 786969 was reported as inaccurate.

Note: 17 jewels not 21 jewels

Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection so we can take a closer look.

Anonymous · December 14, 2017

Serial Number 786094 was reported as accurate.

Anonymous · January 15, 2017

Serial Number 786553 was reported as accurate.