Produced 2025–present. Le Regulateur Louis Erard x Konstantin Chaykin Unfrogettable Green, reference 85340AA01.BVA191, is a 2025 Louis Erard dress watch with a 40 mm grade 5 titanium case, green character-face regulator dial, black Himeji…
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Specifications, configurations, image gallery, market listings, lineage and notable appearances are part of the full reference.