Mystery Solved! It's a Comprosma Hawk Moth.

That was quick! There is always someone out there who knows exactly what you were wondering.

Rachel, of four wise monkeys

had and answer for me. It's a Comprosma Hawk Moth.

Rachel is a blogging buddy of Nicole Mallalieu, at You Sew Girl.

Thanks Rachel, I've been enjoying your blog and am following it now. And thanks to Nikki for taking the question to a wider audience.