Si Chan Road (also spelled Sichan Road or Sichan Road) is a prominent street in Chanthaburi, a province in the eastern part of Thailand. Chanthaburi is known for its gemstone market, and Si Chan Road is often associated with this gem trade. The area is a major center for the buying and selling of gemstones, particularly sapphires and rubies, and has a bustling marketplace atmosphere.

The street and its surrounding area are home to numerous shops and stalls where local and international traders engage in the gemstone business. These establishments not only sell raw and cut gemstones but also offer services such as gem cutting, polishing, and jewelry setting. The road also features some of the historical and cultural sites of the city, reflecting the diverse heritage of Chanthaburi, which includes influences from Thai, Chinese, Vietnamese, and Khmer cultures.

Visiting Si Chan Road provides an opportunity to explore the vibrant local economy based on the gem industry and to witness the expertise of local gem artisans. In addition to the gem market, Chanthaburi and the area around Si Chan Road have other attractions, including old temples, churches, and colonial-style buildings, giving visitors a glimpse into the area's rich history.

To get the most out of a visit to Si Chan Road, it's a good idea to take a walk through the gemstone market, indulge in local Thai cuisine, and possibly visit during a weekend when the street might be closed to traffic and turned into a walking street market, depending on local events and schedules.