The Longines Master Collection Moonphase L2.909.4.97.6 is a 40mm stainless steel watch featuring a sunray blue dial adorned with 13 Top Wesselton VS-SI diamonds, totaling 0.059 carats. It is powered by the automatic Caliber L899 movement, offering a power reserve of approximately 72 hours. The watch includes a moon phase display and a date function at the 6 o'clock position. Protected by a scratch-resistant sapphire crystal, it has a transparent case back and is water-resistant up to 30 meters. The stainless steel bracelet is secured with a triple safety folding clasp and push-piece opening mechanism. Reference number: L2.909.4.97.6.