In the development of this contemporary and iconic building, the design focuses on practical attributes and optimizes energy efficiency. The design strategy encompasses four key aspects: • Energy efficiency • Water efficiency • Environmental protection • Indoor environmental quality 3.5 GREEN BUILDING ACCREDITATION. Globally, green buildings are recognized and accredited, leading to the introduction of various tools and indices with a common objective which is to evaluate, measure, distinguish and distinguish these uniquely designed buildings of others. The Diamond Building is Green Building Index (GBI) certified, a first in Malaysia. ST Diamond Building's achievements include: • The Diamond Building's design strategy incorporates sustainability of functions and resources. • The Diamond Building was named the Most Energy Efficient Building at the 2012 Asean Energy Awards (AEA) held in Phnom Penh, Cambodia and won first prize in the “New and Existing Buildings” category. • Green Building Index ( Platinum)