The Corum Admiral's Cup Legend Mystery Moon watch features a 38mm stainless steel case adorned with 72 round diamonds totalling 0.58 carats. It is 12.20mm thick and has a transparent back with glare-proof sapphire crystal, a stainless steel bezel, and sapphire crystal with anti-reflective treatment. The white dial showcases the Corum logo transferred under the sapphire glass and has hourly nautical pennants applied on the flange.
The watch includes a rotating dial with date and moon phase indicators that complete one revolution in 31 days, while the inner disc of the moon phase indicator changes every 23.5 hours. It is powered by the calibre CO 384 automatic movement and features hours, minutes, a tourbillon, and small seconds with the tourbillon cage. The watch offers approximately 42 hours of power reserve and comes with a white satin strap and a triple folding clasp buckle. It is water-resistant to 3 atmospheres.