The Commission dates back to 1954 when Civil Service Commission was established by British Colonial Government following Holmes Commission Report, 1948; Civil Service Commission was advisory to the Governor in matters of appointments; At independence in 1963 it was enshrined in the constitution and renamed Public Service Commission; Independence Constitution had Regional PSC’s but abolished in 1964 following constitutional amendments; It is the oldest Constitutional Commission and its mandate has expanded over the years. The Commission then constituted of a chairman, a deputy chairman and fifteen members all appointed by the President. The Commission, since then, has handled matters of human resource management in the public service especially the civil service and local authorities. Constitution of Kenya, 2010 promulgated on 27th August 2010 reconstituted the Commission with a redefined and expanded mandate and a lean membership.For appointment to this grade, a candidate must have: a Diploma in Gemstone Cutting, Lapidary, Gemology, Mineral Processing or Jewellery Technology from a recognized institution; knowledge of gemstone identification, grading, and valuation techniques;  ability to operate and maintain lapidary equipment; and Good hand–eye coordination, attention to detail, and manual dexterity.  Duties and Responsibilities  Duties and responsibilities will include: - examining rough gemstones and determine the best cutting plan;  marking, sawing, splitting, and pre-forming gemstones for faceting;  cutting and facet gemstones to specified angles and proportions;  polishing gemstones to achieve maximum brilliance and quality;