◆ De Bethune5 min
De Bethune DB28XS Sea Tourbillon — Hand-Engraved Sea-Blue Guilloché on a 5 Hz Compact Tourbillon
37-39mm · Titanium
De Bethune extends its 'art-on-the-bridge' theme with a fresh sea-blue random guilloché treatment of the 38.7mm DB28XS tourbillon — the in-house DB2009V7 5 Hz, 5-day, 30-second tourbillon, in titanium, with a hand-engraved bridge that's visually unique on every example. CHF 170,000.
April 23, 2026