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: 18136370
Grade: No. 845
Model: 1892
Estimated Production Year: 1911
Run Quantity: 500
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: Ohlson 1908
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
Railroad Grade: Yes
Data Research: 1954 Waltham "Gray Book" List
Case: Various
Database Version: v48.496

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Data Verification Reports

18136001
Verification Serial Map
18136500

sanderson 34 · February 2, 2019

Serial Number 18136187 was reported as inaccurate.

Note: Should read - Railroad Grade: Yes

Anonymous · January 4, 2019

Serial Number 18136496 was reported as accurate.

wabash 134 · June 20, 2013

Serial Number 18136499 was reported as inaccurate.

Note: Finish: Nickel
Railroad Grade: Yes

wabash 134 · June 17, 2013

Serial Number 18136499 was reported as accurate.

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