Longines Master Collection Blue 34 mm

Seventy two hours of reserve from a mechanical automatic calibre beating at 25,200 vibrations per hour on a monocrystalline silicon balance spring. The 34 mm stainless steel case carries a frost blue dial with sunray decoration, a date display, sapphire glass coated against reflections on both sides, and 30 m of water resistance. (Reference L2.450.4.97.6 / L24504976).