Stone dials are all over Watch Instagram right now, and the new Baltic Prismic is the most affordable way to get in on the ...

IN the course of some work on lapis lazuli, we were astonished to find how wide was the discrepancy between the specific gravities of our specimens and the values accorded to this rock by all the ...

Over the years, Rolex has selected various hard stones to adorn its dials, ranging from coral and tiger’s-eye to malachite, lapis lazuli, and, in this case, sodalite. These eye-catching pieces ...