Analytical Development Intern — Gemstones

Seniority Intern
Posted Mar 16, 2026

Cartier — Paris: Analytical Development Intern (Gemstones). Internship to develop and validate laboratory protocols for fine gemstones in Cartier's gemology lab.

Overview

Cartier is an iconic maison of high jewelry, watches and luxury accessories, renowned for craftsmanship, creativity and exacting standards. The brand is part of the Richemont Group and combines artisanal savoir‑faire with scientific rigour in its in‑house laboratories and restoration ateliers.

Role & Responsibilities

  • Develop, optimise and validate analytical protocols for fine gemstones to support authentication, quality control and R&D initiatives.
  • Perform laboratory analyses and sample preparation under supervision, maintaining meticulous documentation of methods, results and deviations.
  • Collaborate with gemology, quality assurance and sourcing teams to translate analytical findings into actionable quality and sourcing recommendations.
  • Contribute to method transfer and standard operating procedures (SOPs), ensuring reproducibility and compliance with internal laboratory standards.
  • Analyse and present data clearly to technical and non‑technical stakeholders, and assist in preparing technical reports and records for the laboratory.

Qualifications

  • Currently enrolled in a Master's or engineering programme in chemistry, materials science, gemology, mineralogy or a closely related discipline.
  • Practical laboratory experience through previous internships or academic projects, with demonstrable competence in routine analytical techniques.
  • Strong organisational skills, attention to detail, and the ability to produce clear, well‑structured documentation.
  • Capacity to work collaboratively within cross‑functional teams and adapt to the requirements of a luxury‑brand laboratory environment.

Skills

Raman spectroscopy FTIR spectroscopy Polarized light / optical microscopy Sample preparation and micro‑sampling techniques Method validation and SOP writing Statistical data analysis (Excel; familiarity with Origin, Python or R advantageous) Laboratory health & safety practices

Experience

Academic laboratory experience with hands‑on work in analytical instrumentation and method development; prior internships in materials analysis, analytical chemistry or gemological laboratories are strongly desirable.

Education

Pursuing a Master's degree or engineering diploma in Chemistry, Materials Science, Gemology, Mineralogy or equivalent.

Culture

Cartier marries traditional craftsmanship with scientific expertise, fostering a culture that values precision, discretion and continuous learning. Teams operate in a collaborative, detail‑oriented environment where technical excellence supports the maison’s heritage and creative ambitions.