This is by far the best metallic ink palette out there and includes all the colours you need for that perfect rose-gold! Fantastic shades and very long-lasting.
Made of mica, a natural mineral that offers a wide variety of metallic shades. Activate with a little water on the palette and apply to the nib with a brush. Adheres to all absorbent surfaces, such as paper, wood, gypsum, etc.
Colours (L-R): Red, Rose, Copper Pearl, Bronze, Gold Pearl and Black Mica
(There are tons of forums, links and youtube videos that show you how to best use this product. Here's one we like: http://www.aninarubio.com/blog/2014/11/4/mighty-mighty-finetec)