Eikon sounds good! Plus it has two syllables which will help differentiate between the usual one syllable commands like sit, stay, come, fetch etc.
Maybe just buy a cheap second hand digital camera off Ebay, they're really cheap these days and I find taking pics of your puppy as she grows is invaluable because they change so quickly. I always keep mine on standby for those moments when they do something that is so precious. Although saying that, this morning she was playing with a rabbit in the park and I didn't have it with me, I could have kicked myself!