Pocket Watch Database

From the American Horology Archive:
Waltham Grade No. 845 Pocket Watch
Waltham Grade No. 845 Pocket Watch

American Waltham Watch Co.

Grade: No. 845

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 15125706
Grade: No. 845
Model: 1892
Estimated Production Year: 1906
Run Quantity: 1,700
Total Production: 55,575
Size: 18s
Jewels: 21j
Jewel Material: Ruby & Sapphire
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Lever
Plate: Full Plate
Double Roller: Yes
Regulator: Church 1892
Hairspring: Breguet
Escapement Type: Straight-line
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
Data Research: 1954 Waltham "Gray Book" List
Case: Various
Registry Population: 28 (1.65%)
Database Version: v49.392

Population Registry for This Run

Image Serial Number Run Position Primary Identification Method Discovery Date
1 15124307 #7 Collection May 19, 2013
2 15124309 #9 Marketplace August 29, 2013
3 15124383 #83 Marketplace June 07, 2013
4 15124388 #88 Marketplace July 29, 2015
5 15124422 #122 Marketplace October 04, 2014
6 15124446 #146 Marketplace December 04, 2016
7 15124547 #247 Marketplace July 17, 2019
8 15124573 #273 Marketplace October 02, 2016
9 15124586 #286 Marketplace July 22, 2018
10 15124600 #300 Marketplace April 18, 2015
11 15124707 #407 Collection April 07, 2013
12 15124860 #560 Marketplace February 07, 2014
13 15125104 #804 Collection April 29, 2020
14 15125155 #855 Marketplace August 31, 2021
15 15125244 #944 Collection December 04, 2019
16 15125284 #984 Collection March 16, 2014
17 15125296 #996 Marketplace April 27, 2018
18 15125306 #1006 Collection March 02, 2013
19 15125319 #1019 Marketplace May 11, 2014
20 15125353 #1053 Marketplace February 04, 2021
21 15125469 #1169 Marketplace August 29, 2014
22 15125589 #1289 Marketplace April 13, 2016
23 15125601 #1301 Marketplace November 25, 2021
24 15125678 #1378 Marketplace January 23, 2018
25 15125683 #1383 Collection January 05, 2018
26 15125706 #1406 Collection June 28, 2013
27 15125717 #1417 Collection May 05, 2021
28 15125992 #1692 Marketplace May 12, 2022
Standard Deviation of Known Examples: 527.67 (Expected: 490.89, Δ36.77/2.16%)

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Data Verification Reports

15124301
Verification Serial Map
15126000

Anonymous · September 7, 2022

Serial Number 15125482 was reported as accurate.

Anonymous · February 21, 2020

Serial Number 15125529 was reported as accurate.

Anonymous · October 22, 2019

Serial Number 15125035 was reported as accurate.

Anonymous · September 21, 2019

Serial Number 15124459 was reported as accurate.

Anonymous · September 20, 2019

Serial Number 15124459 was reported as accurate.

Anonymous · November 9, 2018

Serial Number 15124808 was reported as accurate.

Mobilaero Top Contributor Supporter 271 · September 15, 2018

Serial Number 15124707 was reported as accurate.

Mywatch1 29 · January 5, 2018

Serial Number 15125683 was reported as accurate.

Anonymous · January 4, 2018

Serial Number 15124808 was reported as accurate.

Anonymous · January 2, 2018

Serial Number 15124808 was reported as accurate.

Anonymous · December 26, 2017

Serial Number 15125683 was reported as accurate.

Anonymous · September 22, 2017

Serial Number 15124642 was reported as accurate.

Anonymous · March 23, 2017

Serial Number 15125683 was reported as accurate.

dfchong 837 · July 29, 2016

Serial Number 15124813 was reported as accurate.

Changes since this report was submitted:
Movement Finish changed from Gilt or Nickel to Nickel

Anonymous · December 23, 2015

Serial Number 15125241 was reported as accurate.

Changes since this report was submitted:
Movement Finish changed from Gilt or Nickel to Nickel

BoVigoren 10 · July 29, 2015

Serial Number 15124388 was reported as accurate.

Anonymous · March 19, 2015

Serial Number 15125707 was reported as accurate.

Anonymous · December 25, 2014

Serial Number 15125662 was reported as accurate.

69abody 166 · November 5, 2013

Serial Number 15125098 was reported as accurate.

Msw233 86 · August 18, 2013

Serial Number 15125306 was reported as accurate.

Anonymous · May 19, 2013

Serial Number 15124307 was reported as accurate.

Anonymous · April 7, 2013

Serial Number 15124707 was reported as accurate.

Anonymous · January 26, 2013

Serial Number 15125306 was reported as accurate.

Waltham Grade No. 845 Pocket Watch
Waltham Grade No. 845 Pocket Watch