![Pieces of art penned by superyacht specialist Winch Design](http://thomasmercer.com/wp-content/uploads/2020/12/TM_NAUTILUS_HR_03.jpg)
Ancient Greek ναυτίλος (nautilos) which means
sailor, a fitting title for this incomparable sculptural
timepiece, embodying the spirit of the ocean.
![The celebration of horology: perpetual calendar and equation of time The celebration of horology: perpetual calendar and equation of time](http://thomasmercer.com/wp-content/uploads/2020/12/TM_NAUTILUS_HR_07.jpg)
showing the different phases plus a moon age display
indicating - within the lunation cycle of 29 days, 44 minutes
and 2.8 seconds - the time elapsed since the last new moon.
![The celebration of horology: perpetual calendar and equation of time The celebration of horology: perpetual calendar and equation of time](http://thomasmercer.com/wp-content/uploads/2020/12/TM_NAUTILUS_HR_01.jpg)
the leap years - it also indicates the equation of time,
the daily difference between legal time (24-hour day)
and solar time, varying throughout the year as the
earth nears or distances itself from the sun.
![Pieces of art penned by superyacht specialist Winch Design Pieces of art penned by superyacht specialist Winch Design](http://thomasmercer.com/wp-content/uploads/2020/12/TM_NAUTILUS_HR_05.jpg)
blue hues creating the illusion of looking through the ocean
waters to treasures below. Measuring 82cm and weighing 105
kilos, it is the signature work of world-renowned Crystal Caviar.
![Pieces of art for art galleries, interior design, architect design Pieces of art for art galleries, interior design, architect design](http://thomasmercer.com/wp-content/uploads/2020/12/TM_NAUTILUS_HR_02.jpg)
and its elegant form follows the golden ratio. Quarter-
circle arcs are inscribed with the Fibonacci's integers
(1, 1, 2, 3, 5, 8, 13 and 21), and the curvature of the
crystal spirals out from the intricate clock face inside.