Omega Louis Brant Yellow Gold Automatic (model 5311) is a vintage automatic wristwatch with a 750 YG (18K) yellow gold case and cowhide strap, offered by Omega. Worn with love — Condition: Good Condition. Rank: Used A (used condition with obvious scratches and stains). Includes box; before purchasing, please refer to the images for the exact condition and included accessories. Key attributes: Yellow | Gold | 750 YG (18K yellow gold) | Self-winding automatic movement | Cowhide strap | Includes box | Round dial | Vintage Louis Brant design | Precious metal case | Gold finish | Dimensions & fit: Standard fit | Composition & care: 750 YG (18K yellow gold) case | Cowhide strap | Wipe with a soft cloth; avoid prolonged exposure to water and chemicals; service by a certified watchmaker as needed.