It is Twilight, but the dimension don't match up with catalogues. It looks more like a 9571 , which is 8 inches tall, but it has been known for these to have been cut down ( due damage or whatever. Your ruby one above is a 9572 and is similar in dimensions to your Twilight one, but I would reckon it is a tad wider.
Here's a photo of the 9571 in Ocean Green and Arctic Blue( uncased) which you will note has similar internal as yours. They were also made in Twilight.