Lancaster Watch Co. Pocket Watch: Serial Number 302653 (Grade Keystone Watch Co.)

Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/lancaster-watch-co/302653

Grade: Keystone Watch Co.

Manufacturer:	Lancaster Watch Co.
Manufacturer Location:	Lancaster, Pennsylvania
Movement Serial Number:	302653
Grade:	Keystone Watch Co.
Variation:	10J-N
Model:	4
Estimated Production Year:	1884
Run Quantity:	5,000
Grade/Model Run:	3 of 5
Grade/Model Total Production:	8,310
Variant Est. Production:	5,000 (18S-M4-10J)
Size:	18s
Jewels:	10j
Movement Configuration:	Hunting
Movement Finish:	Nickel
Movement Setting:	Lever
Plate:	3/4 Plate
Regulator:	Bitner
Adjusted:	No
Railroad Grade:	No
Movement Markings:	Keystone Watch Co. Patent Pinion
Case:	Various
Run ID:	114.G13.18S71.184M3.H60.L56.10J21
Database Version:	v52.518
Advanced Metrics
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration	25.02
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration	184.86
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration	3.653%
Registry Population: Scoped for This Run Only	6 (0.12%)
Research Note: Movements feature smooth bump profile and balance cock is flush with top plate. These were produced just before the dust-proof models were introduced. #302653, #304633, #306776: Plate shaped similar to dust-proof model. However, the dust-proof window is not present and the plate is not marked dust proof. #306776, #304518, #304120: Additionally Marked "Pat. S.W." #301004: Verified as movement with 17+ jewels in raise gold settings (inconsistent with other movements of the same grade).

Lancaster Watch Co. Grade Keystone Watch Co. (All Variations): 97,960 ETP
18S: 96,960 98.98% 18s, Grade Keystone Watch Co.			Other: 1,000 Other Sizes or Unclassified
18S-M4: 8,310 8.48% 18s, Grade Keystone Watch Co., Model 4		Other: 88,650 Other Models or Unclassified
18S-M4-10J: 5,000 5.10% 18s, Grade Keystone Watch Co., Model 4, 10 Jewels	Other: 3,310 Other Jewels or Unclassified
18S-M4-10J-HNL: 5,000 5.10% 18s, Grade Keystone Watch Co., Model 4, 10 Jewels, Hunting/Lever/Nickel
18S-M4-10J-HNL-U: 5,000 5.10%
18S-M4-10J-HNL-U-10J: 5,000 5.10%

	Image	Serial Number	Run Position	Primary Identification Method	Discovery Date
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