Quality Controller – (Fancy Diamond Shapes – x3 Positions) – SDDS

Quality Controller
Gaborone
July 18, 2026
Full Time Contract

Job Description

Signet Direct Diamond Sourcing Botswana (Pty) Ltd operates a dedicated diamond sorting and valuation facility in Gaborone, Botswana. Established in 20 Signet Direct Diamond Sourcing Botswana is a Diamond Cutting, and Polishing Factory and a subsidiary of Signet Jewelers, the world’s largest retailer of diamond jewellery and the world’s largest specialty jewellery retailer.

Job Summary
Type: full-time
Location: Gaborone
Category: Manufacturing

Key Responsibilities

  • Grade and assess diamonds across the following processes: Rough Preparation, Auto, Bruting, Final Bottom, Top8, Girdle Faceting, Table Smoothing, Stars and Halves, and/or Final Quality Control, in line with the Company’s quality specifications.
  • Provide feedback to operators and work closely with factory leaders to ensure procedures are followed and diamonds are graded to the required standards.

Requirements

  • Applicants must have a BGCSE/O Level certificate or a Graduate Gemmologist certificate from a recognised institution (GIA, IGI, AGS, HRD, EGL), with a proven gemology background and relevant experience.
  • Proven ability to perform QC/grading of fancy shapes, including Princess, Cushion, Radiant, Emerald, Asscher, Oval, and Pear.
  • Demonstrated diamond grading experience, with expertise in EX, VG, and G makes for both round and fancy shapes.
  • Strong understanding of quality control for both part-processed and fully polished diamonds.
  • Experience in polishing fancy shapes (round and square) will be an added advantage.
  • Experience using Microscope, and other diamond evaluation equipment (e.g. Sarine Tech)
  • Excellent teamwork and communication skills, with the ability to work effectively within a diverse team.
  • Strong attention to detail, with high levels of concentration.
  • Good spoken English and basic written English skills.

How to Apply
If you meet the requirements above, please submit your application to the Human Resources Manager – SDDS Botswana, P O Box 81925, Molapo Crossing, Gaborone OR email your application clearly marked the position you are applying for to [email protected]

Closing date: July 23, 2026

NB: Only shortlisted candidates will be responded to.

Bonada

Location

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