Pocket Watch Database

From the American Horology Archive:
Hamilton Grade 992 Pocket Watch
Hamilton Grade 992 Pocket Watch

Hamilton Watch Co.

Grade: 992

Manufacturer: Hamilton
Manufacturer Location: Lancaster, Pennsylvania
Movement Serial Number: 1107836
Grade: 992
Model: 2
Estimated Production Year: 1915
Run Quantity: 2,000
Total Production: 447,200
Size: 16s
Jewels: 21j
Jewel Material: Ruby & Sapphire
Jewel Setting: Gold Settings (Screw-Set)
Movement Configuration: Openface
Movement Finish: Nickel
Finish Pattern: 2nd Pattern (bar)
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: 22.3, 38.0, 57.1
Hamilton 16s Dial Feet Research
Data Research: 1953 Hamilton Serial List
Case: Various
Registry Population: 24 (1.20%)
Database Version: v49.391

Population Registry for This Run

Image Serial Number Run Position Primary Identification Method Discovery Date
1 1107059 #59 Marketplace January 03, 2016
2 1107180 #180 Inferred
3 1107265 #265 Collection March 11, 2017
4 1107291 #291 Marketplace May 18, 2018
5 1107298 #298 Collection February 08, 2015
6 1107320 #320 Marketplace November 25, 2013
7 1107330 #330 Collection September 06, 2022
8 1107417 #417 Marketplace December 22, 2014
9 1107525 #525 Collection October 28, 2013
10 1107714 #714 Marketplace April 15, 2017
11 1107767 #767 Collection November 04, 2019
12 1107791 #791 Marketplace January 14, 2019
13 1107836 #836 Collection November 23, 2022
14 1107938 #938 Marketplace January 17, 2022
15 1108087 #1087 Marketplace July 02, 2013
16 1108092 #1092 Marketplace January 04, 2016
17 1108130 #1130 Marketplace November 13, 2016
18 1108333 #1333 Collection August 18, 2021
19 1108514 #1514 Collection August 19, 2015
20 1108548 #1548 Marketplace November 19, 2015
21 1108657 #1657 Collection January 04, 2014
22 1108680 #1680 Marketplace January 29, 2016
23 1108721 #1721 Marketplace November 12, 2017
24 1108983 #1983 Marketplace June 07, 2015
Standard Deviation of Known Examples: 574.98 (Expected: 577.49, Δ2.51/0.13%)

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Data Verification Reports

1107001
Verification Serial Map
1109000

cjbrem Supporter 146 · June 29, 2022

Serial Number 1107253 was reported as accurate.

Anonymous · March 14, 2021

Serial Number 1108873 was reported as accurate.

avpalermo Supporter 426 · July 28, 2020

Serial Number 1108403 was reported as accurate.

Anonymous · May 18, 2020

Serial Number 1108687 was reported as accurate.

Boomslang 1 · November 5, 2019

Serial Number 1107298 was reported as accurate.

Anonymous · December 8, 2018

Serial Number 1108209 was reported as accurate.

ABUMALEK 97 · May 10, 2018

Serial Number 1107291 was reported as accurate.

Anonymous · February 18, 2018

Serial Number 1107925 was reported as accurate.

Anonymous · November 18, 2017

Serial Number 1108730 was reported as accurate.

Anonymous · November 18, 2017

Serial Number 1108720 was reported as accurate.

Anonymous · September 24, 2017

Serial Number 1107509 was reported as accurate.

Anonymous · February 22, 2017

Serial Number 1107767 was reported as accurate.

Anonymous · November 6, 2016

Serial Number 1107912 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1 to 2

Anonymous · August 7, 2016

Serial Number 1107364 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1 to 2

Anonymous · March 15, 2016

Serial Number 1108102 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1 to 2

Anonymous · March 6, 2016

Serial Number 1108102 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1 to 2

catman032076 101 · January 5, 2016

Serial Number 1107180 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1 to 2

Anonymous · October 27, 2015

Serial Number 1107465 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1 to 2

Harley505 Supporter 78 · August 22, 2015

Serial Number 1108514 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1 to 2

Anonymous · July 30, 2015

Serial Number 1107903 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1 to 2

bunchj2 103 · May 12, 2015

Serial Number 1108424 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1 to 2

Anonymous · April 5, 2015

Serial Number 1108708 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1 to 2

Anonymous · March 17, 2015

Serial Number 1108267 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1 to 2

Anonymous · August 10, 2014

Serial Number 1107525 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1 to 2

Anonymous · July 31, 2014

Serial Number 1108188 was reported as inaccurate.

Note: grade: 972 Jewels: 17 gold filled, hinged case.
Changes since this report was submitted:
Factory Model changed from 1 to 2

Anonymous · June 28, 2014

Serial Number 1108997 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1 to 2

Anonymous · March 16, 2014

Serial Number 1107687 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Factory Model changed from 1 to 2

Anonymous · January 28, 2014

Serial Number 1108068 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1 to 2

Anonymous · December 16, 2013

Serial Number 1107927 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1 to 2

Anonymous · November 12, 2013

Serial Number 1107705 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1 to 2

jhkunkel 40 · October 28, 2013

Serial Number 1107525 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1 to 2

Anonymous · September 3, 2013

Serial Number 1107097 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1 to 2

Anonymous · January 18, 2013

Serial Number 1107458 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 18 to 2
Double Roller changed from No to Yes
Hamilton Grade 992 Pocket Watch
Hamilton Grade 992 Pocket Watch