The Parisian caf? window lets sunlight pass through to create a pattern of turquoise blue shadows and light on your wrist. The 31mm Oyster Perpetual features a dial that transforms from mint green to Tiffany blue through a seven-layer coating process when exposed to light. The CNC processing technology creates precise curves on each case surface while the edges receive chamfering and rounding treatment. The Chromalight luminous coating creates a romantic time-telling experience during nighttime by producing soft blue hand illumination. The Oyster bracelet features an optimized link design that creates a weightless experience when you wear it. The timepiece presents an authentic luxury experience to women who value life's details through its distinctive blue-green color that appears when you hold a coffee cup or turn book pages.