The Audemars Piguet Royal Oak Reference 4100BA is a timeless symbol of luxury, crafted in 18-carat yellow gold with meticulous attention to detail. Its iconic octagonal case, integrated bracelet, and signature "Grande Tapisserie" dial exude sophistication. Powered by a self-winding movement, it offers precision and reliability. With a 36mm diameter, it balances presence and wearability, making it suitable for any occasion. In very good condition, it represents the epitome of refined taste and enduring elegance.