Floating Flower Tip - Most flowers float pretty well on their own until they start to pool with water and slowly sink. For a longer lasting centerpiece, use bubble wrap to make little skirts for your flowers.
A graphic poster of a diamond / emerald in a beautiful green, turquoise colour. This poster works both as a splash of colour for interior design in neutral shades or with other nice colours. You can find more similar motifs in the Graphic category.