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Siyabulela Lindi

Siyabulela Lindi

Agile and resourceful rough diamond sorter and valuator

Talent
RandburgMember since July 14, 2026
NEGOTIATION SKILLSDIAMONDS PRICINGRISK and stock MANAGEMENTMARKET RESEARCHQUALITY assuranceSTAKEHOLDER RELATIONSHIP MANAGEMENTDIAMOND SALES AND MARKETINGSORTING AND VALUATIONSSAGE Evolution stock control systemExcel stock system
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NEGOTIATION SKILLSDIAMONDS PRICINGRISK and stock MANAGEMENTMARKET RESEARCHQUALITY assurance

About

Agile and resourceful rough diamond sorter and valuator with a proven experience of working in the diamond mining industry for over 11 years, with 9 years spent at State Diamond Trader executing diverse roles that have contributed meaningfully to the accomplishments of driving local beneficiation in RSA. Equipped with personal best of attainments in the industry by sorting and valuing legally sourced diamonds worth +R650M yearly for profitable trading. Professionally steered a diamond mine consultancy role of diamond sales and marketing preparation services to drive company revenue.

Experience

independent diamond valuator - LINDI SLC DIAMOND CONSULTING

(2022-12)

Independent diamond valuator and a Diamond Dealer's licence holder.

independent diamond valuator - ALEXKOR SOC LTD

(2021-11 - 2024-04)

  • Mine stakeholder relationship management.
  • Strategic rough diamonds purchasing for the mine (6 months' pilot project).
  • Price trends and market intelligence for diamond price book development.
  • Responsible for State Diamond Trader 10% split and pricing to fulfil Section 59b of Diamonds Amendment Act (No.30 of 2005).
  • Industry standard valuations and assortments of singles (+10ct and fancies), 5-9ct, 3-4ct, 8/10gr, 5/6gr, 3/4gr, +11/+9, +7, -7 for diamond tender presentation (sales and marketing preparation services).
  • Excel stock system and quality control management.
  • Post diamond sales analysis and reporting.

COFOUNDER & chairperson - pad a girl campaign

(2019-04)

NPO/NPC

  • Team lead and monitoring productivity for objectives to be met.
  • Sourcing of funds and stakeholder relationship management.

purchasing officer (rough Diamond buyer) - state diamond trader

(2016-09 - 2021-08)

  • Prepare purchasing reports, risk management reports and drive analysis to further enhance strategy and performance.
  • Developing and constantly updating the price book to ensure the prices are in line with the current market.
  • Ensure that all 10% run of mine purchases are made in line with required margin targets (buying and negotiating).
  • Ensure alignment with agreed targets and delivery within the framework of the values (+R650M in every financial year).
  • Have a detailed knowledge of the producers – the differing characteristics of the goods produced by each mine.
  • Quality control in the Production department (sorting and valuations).
  • Offering sorting and valuations training for Enterprise Development Programme.
  • Consistently implementing company approved compliance, electronic and filing systems to ensure unqualified audit opinions in every financial year.

acting senior purchasing officer - state diamond trader

(2019-04 - 2019-12)

  • Team lead and advising the Operations Manager on strategic diamond purchases.
  • Ensure that selected 10% run of mine is a representative sample.
  • Continuously gather, analyse and act upon market intelligence to enhance performance.
  • Dynamically engaging sales department on pre-finance selling methodology strategy mainly for De Beers and Petra Diamonds to drive revenue eliminating stock risk.
  • Identify opportunities for cost savings, project management and process improvements.
  • Quarterly trading forecasts and reporting to monitor department's performance.
  • Organizing workflow and monitoring productivity.

production officer - state diamond trader

(2014-09 - 2016-08)

  • Provide advice and assistance to the Production Controller, in the planning, implementation and evaluation of modifications to existing processes and systems.
  • Coordinate the operational and systems infrastructure of the production unit, ensuring that all diamond stock is imported, sorted, valuated, mixed, and split efficiently and that the created assortments reach the market as quickly as possible.
  • Monitor and manage inventory levels to ensure adequate stock for sales department.
  • Implement the required standards, policies, procedures, and work processes to ensure the efficient operation of the rough diamond valuation function.

rough diamond valuation trainee - state diamond trader

(2012-09 - 2014-08)

  • Sorting and valuations under supervision.
  • Financial year analysis (price trends, size, and value, mine profiles).
  • SAGE Evolution stock control system management.
  • Departmental weekly, monthly reports and filing system.

Education

NEW MANAGERS PROGRAMME - wits business school (2017 - 2017)

Intermediate Course in Diamond Planning and Marking, using state of the art technological rough mapping and analytical systems - 3diam technologies south africa (2014 - 2014)

Bespoke Diamond Sorting and Valuation Course - DBSSSA Academy (2012 - 2013)

sport management - walter sisulu university of technology (2009 - 2011)

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