Just like the alexandrite gem, the color of this distinctive octagonal knob changes color right before your eyes. Under fluorescent lighting it's a pretty pale blue, and in natural light or under an incandescent bulb it shifts to a lovely lavender color. Made of German crystal and a solid-brass base, it comes in an array of our most popular finishes.

Just like the alexandrite gem, the color of this distinctive square knob changes color right before your eyes. Under fluorescent lighting it's a pretty pale blue, and in natural light or under an incandescent bulb it shifts to a lovely lavender color. Made of German crystal and a solid-brass base, it comes in an array of our most popular finishes.

Smooth Colonial style meets classic elegance in this pairing. Expressed in six finishes, the sleek New York rosette with round crystal knob is an effortless doorway upgrade. Substantial forged-brass parts and a heavy-duty latch provide enduring quality.