JewelryWe Men's Womens Wrist Watch Tungsten Carbide Calendar Quartz His and Her Couple Watches PRECISE TIME KEEPING: Quartz movement for accurate time keeping. Auto update date. Distinct hands of hour, minute and second. PREMIUM MATERIAL: Tungsten Carbide Case, high quality and durable. Tungsten Carbide watchband is smooth and comfortable. Flexible and convenient closure. VERSATILE: This is a combination of watch and calendar, with which you can know time and date easily and clearly. The premium quartz watch is ideal for indoor and outdoor; casual and formal, business and holidays. ELEGANT & LUXURY: The business casual watch is a compliments receiver. It makes you charming in any occasion. It is a must have for both daily use and gift giving. WARRANTY: JewelryWe offers our customers 30 days MONEY BACK or FREE REPLACEMENT. Please feel free to contact us if you have any question.