Pocket Watch Database

From the American Horology Archive:
Waltham Grade No. 35 Pocket Watch

American Waltham Watch Co.

Grade: No. 35

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 2634109
Grade: No. 35
Variation: A.T. & Co. Quality
Model: 1877
Estimated Production Date: May 1886 - December 1886
Run Quantity: 200
Grade/Model Run: 2 of 2
Grade/Model Total Production: 300
Size: 18s
Jewels: 15j
Jewel Material: Ruby
Jewel Setting: Gold Settings (Screw-Set)
Movement Configuration: Hunting
Movement Finish: Nickel
Movement Setting: Lever
Winding Pinion: Female
Plate: Full Plate
Train: Quick
Regulator: Patent
Hairspring: Breguet
Standard Dial Type: Double-Sunk
Adjusted: Yes
Adjusted to Position: Yes
Adjusted to Temperature: Yes
Adjusted to Isochronism: Yes
Data Research: c.1900 Waltham Factory Ledger Book 2 [NAWCC]
1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Case: Various
Run ID: 11427.G2.18S8014.181877M1794.H2280.L2510.15J2502
Database Version: v52.246
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
0.90
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.82
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.001%
Registry Population: 4 (2.00%)
Research Note: Ruby Jewels in Gold Settings - In 1894, Waltham added 2 center jewels to the remaining inventory, modifying the movements from 15j to 17j. All 17j movements are marked as such.

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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.


hyaduckh 31 · October 7, 2021

Serial Number 2634109 was reported as inaccurate.

Note: The description is accurate however the two
samples that are depicted are both the wrong
models.
Curator Response: Thanks for the report and images. Your example is a (very nice) early Model 1877 Grade No. 35 while the standard image displayed was a Model 1883. This has now been corrected in the database.

Anonymous · August 19, 2016

Serial Number 2634058 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Movement Setting changed from ? to Lever
Waltham Grade No. 35 Pocket Watch