There are 5 watch models that have similar styling to the model Index.
They are from different brands such as: Frederique Constant, Longines and Vacheron Constantin.
Check the results below.
Frederique Constant
Index
FC-303B5B6
Longines
Saint-Imier Date 41
L2.766.4.59.3
Vacheron Constantin
Artelier Cabinotiers Celestia Astronomical Grand Complication
9720C/000G-B281
Longines
Presence 38.5
L4.921.4.52.2
Zenith
El
75.2050.4026/21.R530
Frederique Constant
Index
FC-303B5B6
Longines
Saint-Imier Date 41
L2.766.4.59.3
Vacheron Constantin
Artelier Cabinotiers Celestia Astronomical Grand Complication