Panerai. The Luminor Marina 8 Days Titanio 44mm is the brand’s first boutique special-edition watch dedicated to Korea. The case back has a small, detailed engraving of a turtle ship, a large vessel used by the royal Korean navy during the Joseon dynasty. Limited to 50 pieces, HK$52,700 (US$6,750)

Ralph Lauren. The limited-edition handcrafted Western Cushion model with a silver white dial from the brand’s American Western Watch collection celebrates the house’s 50th anniversary. It highlights Lauren’s love of the American West as shown in the vintage rodeo and concho motifs, HK$195,000

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Audemars Piguet. The new limited-edition Royal Oak Frosted Gold Selfwinding is a special collaboration between Audemars Piguet and Italian fine jewellery designer Carolina Bucci. It features the Florentine hammering technique and a mirrored dial, HK$421,000

Richard Mille. The RM 25-01 Tourbillon Adventure, limited to 20 pieces, is a special collaboration with Hollywood action icon Sylvester Stallone. The watch has a sculptural strap in natural rubber, strong pin-buckle in grade 5 titanium, and a camouflage bracelet, HK$7.8 million

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Blancpain. The Fifty Fathoms Bathyscaphe Day Date 70s, limited to 500 pieces, captures the look of the first Bathyscaphe models back in the 1970s with bold dial markings, HK$102,000

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