Pocket Watch Database

From the American Horology Archive:
Seth Thomas Grade 159 Pocket Watch

Seth Thomas Watch Co.

Grade: 159

Manufacturer: Seth Thomas
Manufacturer Location: Thomaston, Connecticut
Movement Serial Number: 287573
Grade: 159
Model: 5
Estimated Production Year: 1910
Run Quantity: 800
Grade/Model Run: 37 of 51
Grade/Model Total Production: 10,350
Variant Est. Production: 3,150 (18S-M5-15J-ONP)
Size: 18s
Jewels: 15j
Jewel Setting: Screw-Set
Movement Configuration: Openface
Movement Finish: Nickel
Finish Pattern: Zebra Stripe
Movement Inlay Color: Black
Movement Setting: Pendant
Plate: Full Plate
Regulator: Micrometric
Hairspring: Breguet
Standard Dial Type: Double-Pressed
Adjusted: No
Railroad Grade: No
Movement Markings: Seth Thomas
Thomaston, Conn.
Safety Pinion.
15 Jewels
Case: Various
Run ID: 569.159G37.18S500.185M269.O358.P47.15J161
Database Version: v52.245
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
31.16
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
91.56
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.731%
Registry Population: 9 (1.13%)
Research Note: #287508: Mixed Plates. Core movement appears to be 15-Jewel Grade 159 with Nickel Finish.

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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.


SethThomasFan Top Contributor Seth Thomas Expert Supporter 302 · October 22, 2023

Serial Number 287454 was reported as accurate.

WatchThatMan 38 · October 16, 2023

Serial Number 287208 was reported as inaccurate.

No further details were submitted with the report.

Anonymous · May 23, 2019

Serial Number 287364 was reported as accurate.

Changes since this report was submitted:
Grade changed from Unknown to 159
Movement Finish changed from Two-Tone to Nickel
Movement Setting changed from Lever or Pendant to Pendant

Anonymous · April 20, 2018

Serial Number 287226 was reported as inaccurate.

Note: movement finish is: 2 tone (nickel and gold)
Changes since this report was submitted:
Grade changed from 149 to 159
Movement Finish changed from Gilt to Nickel
Movement Setting changed from Lever to Pendant

Kevin H 84 · April 15, 2018

Serial Number 287474 was reported as accurate.

Changes since this report was submitted:
Grade changed from 149 to 159
Movement Finish changed from Gilt to Nickel
Movement Setting changed from Lever to Pendant

Anonymous · March 18, 2018

Serial Number 287433 was reported as accurate.

Changes since this report was submitted:
Grade changed from 149 to 159
Movement Finish changed from Gilt to Nickel
Movement Setting changed from Lever to Pendant
Seth Thomas Grade 159 Pocket Watch