Rosewood beads from the Philippines. This 16" strand strand contains 54 beads measuring about 7.5mm to 8mm. Only one of these lighter strands available. Rosewood (Scientific name Petersianthus Quarialatus) is a deciduous, medium-sized to fairly large tree up to 40 m tall. The beads are light to medium shades of pinkish-brown. Rosewood beads have wood grain patterns that are especially intricate and truly enhance the beauty of the wood.