Pocket Watch Database

Elgin Part #721 - Regulator


Regulator

#721

Compatibile Grades

The following Elgin grades contain part #721.

44 69 75 79 82
103 142 146

Compatibility Match Scores

Compatibility Match Compared to Elgin Grade 75.

Grade Shared Parts
146
93.5%
123
92.5%
147
92.5%
76
92.5%
124
91.4%
145
91.4%
44
91.4%
148
89.2%
165
89.2%
77
89.2%

Notes

Some parts were changed during the lifespan of the grade. The notes below indicate when the changes occurred for each matching grade.

  • Grade 142:
    After serial number 6191501
  • Grade 146:
    After serial number 6199101

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