Hello teladoy,
welcome at Stridaforum 
…but one… guess you meant GRAW’s:
That’s an Electra Cruiser Handlebar Mirror
store.electrabike.com
Here’s another pic of renie825 from Hong Kong Strida forum:
Other members are using Zefal mirrors,
like the Zefal spy:
zefal.com
or this one, also Zefal of unidentified type:
You might look here, too:
Busch&Müller.de
Extended handle bar and Cyclestar type 901 in bar-end variety of Busch & Müller should fit, I mean…
I don’t use a mirror on my Stridas 
Dear Guest,
be also welcome and please show us your pics
Do you need further info than this?