The Royal Oak Perpetual Calendar in stainless steel features a dial with contrasting blue tones, including a  Grande Tapisserie  pattern and blue counters. The iconic  Night Blue, Cloud 50  hue of the original Royal Oak extends to the inner bezel, while white gold-applied hour markers and Royal Oak hands with luminescent coating enhance readability. The 41 mm watch is housed in a glare-proofed sapphire crystal case, is water-resistant to 20 meters, and comes with a stainless steel bracelet with an AP folding clasp.