Vacheron Constantin is one of the oldest and most prestigious Swiss enjoy manufacturers, known for its Fantastic craftsmanship, heritage, and innovation. In Singapore, this manufacturer has established a substantial presence that displays equally luxurious and artistry in horology. 1. Background of Vacheron Constantin Started: Proven in 1755 by Jean-Marc Vacheron. https://australianb791hkn8.wikifordummies.com/user