Breguet 5817 (Pre-owned - Good) — USD 11,800 on eBay

The Reference 5817 represents Breguet's Marine Automatic collection in a 39mm configuration with precious metal construction. This reference positions itself within the brand's nautical-themed lineup as an automatic timepiece combining traditional marine aesthetics with contemporary proportions. The 39mm case is constructed from 18k rose gold and features a fluted bezel design. A silver dial provides the face of the timepiece, protected by sapphire crystal. The automatic movement provides self-winding functionality, while the case construction offers water resistance to 100 meters depth. This reference appeals to collectors seeking a precious metal sports watch with marine-inspired design elements. The rose gold case material and fluted bezel treatment distinguish this reference within the Marine Automatic range. The 39mm case diameter provides contemporary wrist presence while maintaining versatility across different wearing occasions.