Seth Thomas Pocket Watch: Serial Number 620648 (Grade 37)

Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/seth-thomas/620648

Access Date: November 15, 2024

From the American Horology Archive:

Seth Thomas Watch Co.

Grade: 37

Manufacturer:	Seth Thomas
Manufacturer Location:	Thomaston, Connecticut
Movement Serial Number:	620648
Grade:	37
Model:	7
Estimated Production Year:	1900
Run Quantity:	1,800
Grade/Model Run:	11 of 13
Grade/Model Total Production:	20,300
Variant Est. Production:	19,600 (18S-M7-7J-HNL)
Size:	18s
Jewels:	7j
Movement Configuration:	Hunting
Movement Finish:	Nickel
Movement Setting:	Lever
Plate:	3/4 Plate
Regulator:	Plain
Hairspring:	Breguet
Adjusted:	No
Railroad Grade:	No
Movement Markings:	Seth Thomas Thomaston, Conn. Safety Pinion
Case:	Various
Run ID:	797.37G11.18S678.187M37.H315.L705.7J202
Data Research:	1904 Seth Thomas Serial List
Database Version:	v52.433
Advanced Metrics
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration	61.12
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration	180.00
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration	1.434%
Registry Population: Scoped for This Run Only	3 (0.17%)

Value Guide

What is My Watch Worth?

Have a Question?

Ask the experts in The Pocket Watch Group

Production Metrics Tree: Grade 37

Target Profile: 18S-M7-7J-HNL-U

Seth Thomas Grade 37 (All Variations): 109,400 ETP
18S: 109,400 100.00% 18s, Grade 37
18S-M7: 20,300 18.56% 18s, Grade 37, Model 7		Other: 89,100 Other Models or Unclassified
18S-M7-7J: 20,300 18.56% 18s, Grade 37, Model 7, 7 Jewels
18S-M7-7J-HNL: 19,600 17.92% 18s, Grade 37, Model 7, 7 Jewels, Hunting/Lever/Nickel	Other: 700 Other Configs or Unclassified
18S-M7-7J-HNL-U: 19,600 17.92%

Population Registry for This Run

	Image	Serial Number	Run Position	Primary Identification Method	Discovery Date
There are 3 watches in the population registry for this run with 2 images. Create a FREE account or login to view the population registry and add your watch to the registry. Create a Free Account

Help Us Help Others By Improving the Database:

Does this information describe your movement accurately?

Yes

Why Might This Information Be Incorrect?

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.