Extreme temperatures, perfumes, cosmetics, ultrasonic cleansing and household chemicals can even harm jewelry. Djula Beyond the codes of traditional jewelry, the spirit of Djula is that of a young Parisian home that launched practically 20 years ago- well-known for its chic and concrete pieces of knickknack Jewelery News. Home to fantastic diamonds and gems of unparalleled rarity, perfection and unrivalled beauty. Mikimoto In 1893, our founder Kokichi Mikimoto efficiently created the world’s first cultured pearls. Ever since then, Mikimoto has been looking for to harness the attract of pearls, translating our hopes and dreams into pearl necklaces for over one hundred twenty years.