It may lead to redundancy with some watches being fairly similar to each other. Especially for a smaller collection, I'd prefer to have as much diversity as possible with different brands, metals, complications, finishing styles, etc.
So this avoids the issue of the watch not showing correct times for half the year. Not something I'd go for myself either, but I'm glad to see MG making original complications regardless.
Usually the first thing I look at is the anglage. High quality anglage will be wide and rounded, Voutilainen and Ferrier are great examples of this and they both have top quality anglage. Engraving is also difficult to execute, which Grossmann has. Large and/or rounded black polished components are