Manufacturer:	Gruen Watch Co.
Movement Serial Number:	38994
Grade:	716
Estimated Production Date:	c.1870
Size:	6s
Jewels:	15j
Jewel Setting:	Friction
Movement Configuration:	Openface
Movement Setting:	Pendant
Plate:	Bridge Plate
Standard Dial Type:	Single-Sunk
Adjusted:	Yes
Adjusted # of Positions:	2
Movement Markings:	Gruen Guild; Switzerland; 38994; Fifteen 15 Jewels; 716; Two 2 Positions
Observation Source:	JDPorter81
Case:	Various
Database Version:	v52.235

NOTE: This information was provided by a user and has not been verified for accuracy.

Please note that many times, movements were not finished in sequential order. As a result, the production years provided are estimates, and a margin of error +/- 5 years is expected.