Polished 18kt King (rose) gold case with brushed finished top & bottom center links between the lugs.
18kt King (rose) gold bezel with a brushed finished top & polished finished beveled edge, secured with 6 polished "H" style titanium screws.
Polished 18kt King (rose) gold crown engraved with the Hublot logo.
Black composite resin "bezel lug" sandwiched between the bezel & case.
Dial:

Transparent sapphire crystal main dial.
Applied polished finished rose gold index hour markers.
Black dial flange on the dial perimeter with fine printed minute/seconds track.

Polished finished rose gold hands.
Calendar functions:

Day & month windows located beneath the 12 o'clock position: Day & month discs with black printed skeletonized date numbers, white background located at the display windows to highlight the current date.
Date displayed on the perimeter of the sub-dial at the 6 o'clock position,
Moonphase display sub-dial at the 6 o'clock position.

Movement:

Hublot Caliber HUB1131, beats at 28,800 vph, composed out of 134 parts, contains 25 Jewels & has an approximate power reserve of 42 hours.
Fitted with a Hublot design, open-worked, tungsten rotor.
Microblasted rhodium plated face plate.
Microblasted black plated bridges, visible from the dial side.

Alternate model # 517ox0180lr