Zenith produces some of the most impressive mechanical watch movements on the planet, mostly built on its legendary El Primero chronograph. However, the true beauty of the Chronomaster Original Triple ...
CAMBRIDGE, Mass. — The first blue pigment to hold its color was often prized over gold. The semi-precious stone lapis lazuli was ground into an iridescent pigment, sometimes called ultramarine, that ...
Ultramarine blue, or "true blue," was once more valuable than gold. In 1824, a synthetic version called French ultramarine made the color more accessible. But ultramarine blue made from real lapis ...
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