Single Calendar Edition Longines Longines Master Collection / 1832 Series Movement Equipped with a brand new original Citizen 8215 automatic mechanical movement, corrected L899 balance wheel, ensuring precise timekeeping and zero maintenance. Case Crafted from top-grade 316L stainless steel, featuring a dual-layer blue sapphire crystal that is transparent and scratch-resistant, with a multi-layer anti-reflective coating on the inner side. Water-resistant up to 30 meters. Dial Designed with bar-shaped hour markers on a matte dial, complemented by Swiss Super LumiNova luminescent material. The hour and minute hands, along with small round markers at each hour, come with luminous functionality, achieving a perfect replica! Strap Available with a 316L stainless steel bracelet or Italian calfskin strap, interchangeable with a folding clasp. Dimensions Size 40mm, focusing on the original new movement.