In celebration of bulova’s 150th anniversary, the rubaiyat “four seasons” luxury collection captures the elegance of the line and the true beauty of nature. The rubaiyat “winter” shines with 42 white sapphires, evoking an icy winter landscape. Lustrous white mother-of-pearl dial with an iridescent quality that makes each dial unique 30. 5mm stainless steel halo case with synthetic spinel cabochon crown and double-curved sapphire crystal japanese quartz movement glossy white alligator-pattern leather strap; custom fold-over clasp water-resistant to 30 meters special rubaiyat packaging and storybook we are an authorized bulova dealer