A warm welcome to Koh Samui
and the 100 Degrees East Marine Team
100% committed to the delivery of quality assured marine tours and PADI award winning diver training for those of you that like to avoid the crowds and appreciate a personal service with attention to detail. Day in day out, our mature and friendly team endeavor to exceed our guests’ expectations and provide marine tour experiences that will be a highlight of your holiday. Our tours encompass all the top destinations in the Gulf of Thailand – Angthong National Marine Park, Koh Tao and Sail Rock so whether your interests lie above or below our beautiful tropical waters we’ll take you there in safety and comfort. We hope you enjoy our website.