Area Analysis. The area is close to shopping facilities and other amenities such as Gittens Supermarket, various churches, primary schools, and the Stubbs Health/Polyclinic which is about a 10-minute drive. The closest commercial district is Calliaqua, which is approximately a 10 to 15-minute drive from Diamond. Utilities and Services. This location benefits from a wide range of municipal utilities and services such as electricity, piped water supply, telephone services, street lighting, postal services, and garbage collection/disposal. Contact GECCU for more information. Location: Halifax Street, Kingstown, St. Vincent and the Grenadines. Email;info@geccu.comPhone: +1 (784) 456-1963