Pocket Watch Database

From the American Horology Archive:
South Bend Grade 327 Pocket Watch

South Bend Watch Co.

Grade: 327

Mixed Run: Grade 327 (21 Jewels) and Grade 309 (17 Jewels)

Manufacturer: South Bend Question Mark
Manufacturer Location: South Bend, Indiana Question Mark
Movement Serial Number: 555758 Question Mark
Grade: 327 Question Mark
Model: 2 Question Mark
Estimated Production Year: 1909 Question Mark
Run Quantity: 1,000 Question Mark
Grade/Model Run: 1 of 1 Question Mark
Grade/Model Total Production: 1,000 Question Mark
Size: 18s Question Mark
Jewels: 21j    Mixed Run Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Lever Question Mark
Plate: Full Plate Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: Yes Question Mark
Adjusted # of Positions: 5 Question Mark
Adjusted to Temperature: Yes Question Mark
Adjusted to Isochronism: Yes Question Mark
Case: Various Question Mark
Run ID: 189.327G1.18S76.182M31.O97.L186.21J13 Question Mark
Data Research: 1917 South Bend Serial List
Question Mark
Database Version: v52.452 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
3.01 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
9.38 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.116% Question Mark
Registry Population:
Scoped for This Run Only
9 (0.90%) Question Mark
Research Note: While South Bend serial lists designate this run as Grade 327, several reports have indicated the run contains movements marked "309" featuring 17 jewels. #555625 and #555758: Verified as Marked "309." #555142: Verified as Marked "327" and "21 Jewels; Adjusted to; Temp. & 5 Positions." #555718 and #555366: Reported as Marked "309" with 17 Jewels.

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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.


ChrisG Top Contributor Supporter 601 · November 12, 2023

Serial Number 555114 was reported as inaccurate.

Note: Confirmation image post #1272 -
https://mb.nawcc.org/threads/please-show-the-most-
recent-addition-to-your-collection.165253/page-26#
post-1541438

ChrisG Top Contributor Supporter 601 · November 11, 2023

Serial Number 555625 was reported as inaccurate.

Note: Not a 327, clearly marked 309 on the barrel
bridge. The 309 is not a double roller yet this
one is marked DR ?

Anonymous · August 9, 2022

Serial Number 555977 was reported as inaccurate.

No further details were submitted with the report.

leep01 4 · May 12, 2022

Serial Number 555114 was reported as accurate.

Anonymous · February 7, 2022

Serial Number 555366 was reported as inaccurate.

Note: 555366 is a 309 movement 17 J
Curator Response: Thanks for the report. This information has been noted in the research notes for this run.

LockMaster9 2 · April 1, 2021

Serial Number 555718 was reported as inaccurate.

Note: Grade 309 serial number 555718 17 jewels
Curator Response: Thanks for the report. This information has been noted in the research notes for this run.

Anonymous · March 23, 2021

Serial Number 555713 was reported as accurate.

Anonymous · September 19, 2019

Serial Number 555045 was reported as accurate.

Anonymous · August 8, 2019

Serial Number 555384 was reported as inaccurate.

Note: 17 JEWELS

sukay85 8 · December 28, 2018

Serial Number 555758 was reported as inaccurate.

Note: Marked 309
17 jewels
Curator Response: Thanks for the report. This information has been noted in the research notes for this run.

Anonymous · October 26, 2018

Serial Number 555142 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Pendant to Lever

Mad4thcef 1 · July 3, 2018

Serial Number 555625 was reported as inaccurate.

Note: SN 555625
Movement is stamped 17 jewels
Nickel Finish
Changes since this report was submitted:
Movement Setting changed from Pendant to Lever

Anonymous · May 16, 2018

Serial Number 555121 was reported as inaccurate.

Note: movement is marked as "327" and is marked: 21
JEWELS ADJUSTED TO TEMP.. & 5 POSITIONS
Changes since this report was submitted:
Grade changed from 309 to 327
Jewels changed from 17j to 21j

Anonymous · September 25, 2016

Serial Number 555310 was reported as inaccurate.

Note: This one, like a couple below, is marked "309" and
"17 jewels." Cheers. duffy l.

Smpoyser 59 · February 6, 2016

Serial Number 555070 was reported as accurate.

Anonymous · March 23, 2015

Serial Number 555101 was reported as accurate.

Anonymous · August 24, 2013

Serial Number 555114 was reported as accurate.

Anonymous · May 14, 2013

Serial Number 555285 was reported as accurate.

Anonymous · February 22, 2013

Serial Number 555825 was reported as inaccurate.

Note: 17 jewels not 21jewels

Anonymous · December 20, 2012

Serial Number 555357 was reported as inaccurate.

Note: grade 309,jewels 17

Anonymous · December 10, 2012

Serial Number 555123 was reported as accurate.

Anonymous · October 20, 2012

Serial Number 555041 was reported as accurate.

Anonymous · August 6, 2012

Serial Number 555419 was reported as accurate.

South Bend Grade 327 Pocket Watch