Pocket Watch Database

Movement Specs Production Pop. Registry 1 Value For Sale Sell Your Watch Save to My Collection Print Page
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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/non-magnetic-watch-co/58147/link
Access Date: December 18, 2024

Due to the lack of existing factory records, our Non-Magnetic Watch Co. database has been reconstructed using observations of known watches.
As a result, the information may contain inaccuracies. Please let us know if you have details that can improve the database.

From the American Horology Archive:
Non-Magnetic Watch Co. Grade 71 Pocket Watch
Non-Magnetic Watch Co.

Grade: 71

Manufacturer: Non-Magnetic Watch Co. Question Mark
Manufacturer Location: Geneva, Switzerland and USA Question Mark
Movement Serial Number: 58147 Question Mark
Grade: 71 Question Mark
Model: 1 Question Mark
Estimated Production Year: 1888 Question Mark
Run Quantity: 100 Question Mark
Grade/Model Run: 2 of 4 Question Mark
Grade/Model Total Production: 800 Question Mark
Variant Est. Production: 700 (16S-M1-20J-HNL) Question Mark
Size: 16s Question Mark
Jewels: 20j Question Mark
Jewel Material: Ruby Question Mark
Jewel Setting: Raised Gold Settings (Screw-Set) Question Mark
Movement Configuration: Hunting Question Mark
Movement Finish: Nickel Question Mark
Movement Inlay Color: Black Question Mark
Movement Setting: Lever Question Mark
Plate: 3/4 Plate Question Mark
Balance Type: Expansion Question Mark
Regulator: Reed Question Mark
Hairspring: Non-magnetic Question Mark
Standard Dial Type: Double-Sunk Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: Yes Question Mark
Adjusted # of Positions: 6 Question Mark
Adjusted to Temperature: Yes Question Mark
Adjusted to Isochronism: Yes Question Mark
U.S. Patents: 359093, 367158, D18722 Question Mark
Movement Markings: Non-Magnetic Watch Co. of America
Paillard's Patent
Balance & Spring
Safety Pinion
Adjusted
Case: Various Question Mark
Run ID: 20.71G2.16S16.161M15.H12.L15.20J2 Question Mark
Database Version: v52.515 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration		 2.10 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration		 22.03 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration		 0.881% Question Mark
Registry Population:
Scoped for This Run Only		1 (1.00%) Question Mark
Value Guide
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Production Metrics Tree: Grade 71

Target Profile: 16S-M1-20J-HNL-A6PTI

Non-Magnetic Watch Co. Grade 71 (All Variations): 800 ETP
16S: 800 100.00%
16s, Grade 71
16S-M1: 800 100.00%
16s, Grade 71, Model 1
16S-M1-20J: 800 100.00%
16s, Grade 71, Model 1, 20 Jewels
16S-M1-20J-HNL: 700 87.50%
16s, Grade 71, Model 1, 20 Jewels, Hunting/Lever/Nickel 		Other: 100
Other Configs or Unclassified
16S-M1-20J-HNL-A6PTI: 700 87.50%

Population Registry for This Run

Image Serial Number Run Position Primary Identification Method Discovery Date
There is 1 watch in the population registry for this run with 1 image.
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Non-Magnetic Watch Co. Grade 71 Pocket Watch