Scuba Diving Gili Islands Guide. Scuba diving Gili Islands is a top choice for ocean lovers. With warm water, clear visibility, and rich marine life, the islands offer perfect conditions for both beginners and experienced divers. Another advantage of this dive center Gili Trawangan is its location. It is only a few minutes’ walk from the harbor, making it very easy to find. The center is open daily from 10 am to 10 pm, giving you flexibility to plan your dives. You can also contact them directly at +62 (0)821-4785-0413 or via email at info@bluemarlingilitrawangan.com for bookings and information Visit our Gmb Map: https://maps.app.goo.gl/wPRygFRCQrhaahVq8