New ring with sapphire found in our claim

At GemVal, we understand the true value of your jewellery isn’t just in carats and clarity—it’s in what it means to you. Whether it’s a cherished family heirloom, a prized addition to your collection, or a key asset for insurance or legal purposes, you deserve a valuation service you can trust.

Led by Janet Young, a qualified and accredited valuer with international recognition and Continuing Professional Development (CPD) accreditation, GemVal provides expert jewellery and gemstone valuations tailored to your needs. Based in Mackay and servicing surrounding regions, we work with private clients, jewellery stores, and lapidary clubs to deliver independent, professional reports with care and clarity.

Welcome to GemVal

Passionate About Gems

Our Valuation Services

We offer a range of valuation services to suit various needs—from personal peace of mind to formal documentation.

All reports are clear, detailed, and comply with Australian and international valuation standards.

  • stonebridge blue anita gem on white background

    Jewellery & Gemstone Valuations

    Precise assessments of diamonds, coloured stones, and all types of jewellery.

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    Insurance & Proof of Ownership Valuations

    Detailed reports to protect your treasures with appropriate coverage.

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    Estate & Probate Valuations

    Sensitive, accurate valuations to assist with estate distribution and legal requirements.

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    Resale & Market Valuations

    Current market-based appraisals to support sales or second-hand purchases.

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    Corporate & Legal Valuations

    Expert reports for family law, legal disputes, and financial declarations.

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    Custom Consultancy

    Tailored advice for collectors, jewellers, and gemstone enthusiasts.

What Our Clients Say

“We’ve been using Gemval’s services regularly to assess our sapphires, and we couldn’t be happier. Janet’s expertise, professionalism, and attention to detail are always outstanding. The reports are thorough and reliable, adding great value to our business. It’s a pleasure working with a company that is both knowledgeable and efficient. Highly recommend Gemval to anyone needing gemstone authentication and valuation!” - D&L Sapphires

Janet Young of GemVal looking up from microscope
GemVal brandmark of two blue diamond illustrations

Learn more about Janet’s experience, qualifications, and what makes her service unique.

A completed gemstone valuation certificate
GemVal brandmark of two blue diamond illustrations

Find out what to expect from your valuation appointment, step by step.