Custom Diamond Engagement Rings

Creating custom diamond engagement rings is one of the most meaningful decisions you’ll make. At Franco Jewellers, we guide you through every step of the journey—from selecting the perfect GIA certified diamond to designing a setting that captures your unique love story. With over 58 years of Italian heritage craftsmanship and a personal, no-pressure approach, we transform your vision into a one-of-a-kind engagement ring you’ll treasure forever.

GENUINE ITALIAN JEWELLERY, HANDCRAFTED IN AUSTRALIA

50+ YEARS IN THE RETAIL JEWELLERY INDUSTRY

FREE SHIPPING ON ALL ORDERS AUSTRALIA-WIDE

0% INTEREST PAYMENT PLANS WITH ZIP MONEY

Check out a few options from our latest collection

Why Choose Custom Diamond Engagement Rings?

When you design a custom diamond engagement ring, you’re not limited to what’s available on the shelf. You have complete control over every detail—from the diamond’s shape, size, and quality to the setting style, metal choice, and intricate design elements. This means your engagement ring becomes a true reflection of your relationship, created specifically for the person you love.

Custom diamond engagement rings offer benefits that ready-made rings simply cannot match. You can maximise your budget by selecting the diamond characteristics that matter most to you, whether that’s size, clarity, or brilliance. You ensure the quality meets your standards with GIA certification and expert guidance. Most importantly, you create something entirely unique—a ring that tells your story and can’t be found anywhere else.

At Franco Jewellers’ intimate 9th floor Collins Street boutique, you work directly with owners Silvana or Daniela throughout the entire process. This personal partnership means you receive dedicated attention, transparent guidance, and the confidence that comes from working with second-generation jewellers who genuinely care about your satisfaction.

The Franco Custom Diamond Ring Process

Step 1: Your Free Consultation

Your journey begins with a complimentary consultation at our Collins Street boutique. During this relaxed, pressure-free meeting, Silvana or Daniela takes time to understand your vision, preferences, and budget. We discuss your partner’s style, lifestyle considerations, and what makes this ring meaningful to you. Many clients visit us 2-3 times before making decisions, and we welcome this—creating the perfect custom diamond engagement ring is a journey, not a transaction.

Step 2: Diamond Selection & Education

Selecting the right diamond is the heart of your custom engagement ring. We guide you through the 4Cs—Cut, Colour, Clarity, and Carat weight—explaining how each characteristic affects the diamond’s brilliance, appearance, and value. Every diamond we offer comes with GIA (Gemological Institute of America) certification, providing you with an independent, internationally recognised assessment of quality.

We present both naturally mined and lab-grown diamonds, each with GIA certification. Lab-grown diamonds offer the same physical, chemical, and optical properties as mined diamonds, often at more accessible price points. We provide transparent guidance on both options, helping you make an informed decision that aligns with your values and budget.

During the selection process, you’ll view multiple diamonds under proper lighting conditions, compare characteristics, and see how different qualities affect brilliance and fire. We never pressure you toward higher grades or larger sizes—instead, we help you find the diamond that offers the best combination of beauty and value for what matters most to you.

Step 3: Designing Your Setting

Once your diamond is selected, we begin designing the setting that will showcase it beautifully. This is where your vision comes to life. We discuss setting styles—from classic solitaires and romantic halos to modern tension settings and vintage-inspired designs. You choose your preferred metal: 18ct white gold, yellow gold, rose gold, or platinum.

Our in-house master jeweller, with over 25 years of experience, provides expert input on what will work best structurally while achieving your aesthetic goals. We create detailed sketches and, for more complex designs, CAD (Computer-Aided Design) renderings so you can visualise your ring before production begins. This collaborative process ensures every detail is exactly as you imagined.

Step 4: Handcrafted Creation

Your custom diamond engagement ring is handcrafted in our on-site workshop by our master jeweller. This in-house manufacturing gives us complete quality control and allows you to see your ring taking shape. Unlike jewellers who outsource production, we maintain the highest standards at every stage—from initial casting through stone setting, polishing, and final finishing.

The creation process typically takes 4-6 weeks, depending on design complexity. We keep you informed with progress updates and welcome you to visit during production if you’d like to see your ring being made. This transparency builds confidence and excitement as your dream ring becomes reality.

Step 5: Final Fitting & Aftercare

When your custom diamond engagement ring is complete, we invite you for a final fitting and inspection. We ensure the ring fits perfectly, the diamond is secure, and every detail meets our exacting standards. We provide care instructions and information about ongoing maintenance to keep your ring looking beautiful for generations.

Our relationship doesn’t end with your purchase. We offer complimentary cleaning and inspection services, resize assistance when needed, and repair support throughout your ring’s lifetime. Many of our clients return to us for matching wedding bands and anniversary jewellery, building relationships that span decades.

What Our Customers Have to Say

Diamond Quality & Certification Explained

Understanding diamond quality ensures you make an informed investment. At Franco Jewellers, we only offer GIA certified diamonds—the gold standard in diamond grading. GIA certification provides an unbiased assessment of your diamond’s characteristics, giving you confidence in exactly what you’re purchasing.

The 4Cs: Cut, Colour, Clarity, Carat

Cut is the most important factor affecting a diamond’s brilliance. A well-cut diamond reflects light beautifully, creating the fire and sparkle that makes diamonds captivating. Cut is graded from Excellent to Poor, and we focus on diamonds with Excellent or Very Good cut grades for maximum brilliance.

Colour in diamonds is actually the absence of colour. Diamonds are graded from D (colourless) to Z (light yellow/brown). Colourless to near-colourless grades (D-J) are most desirable, though the difference between adjacent grades is often imperceptible to the untrained eye.

Clarity refers to the presence of internal inclusions or external blemishes. Most inclusions are microscopic and don’t affect the diamond’s beauty to the naked eye. We help you find the clarity grade that offers the best value—typically VS2 or SI1, where inclusions aren’t visible without magnification.

Carat weight measures the diamond’s size. Larger diamonds are rarer and thus more valuable per carat, but size alone doesn’t determine beauty or value. We help you balance carat weight with the other Cs to maximise your budget while achieving the look you desire.

Mined vs Lab-Grown Diamonds

Both naturally mined and lab-grown diamonds are available at Franco Jewellers, each with GIA certification. Lab-grown diamonds are created in controlled laboratory environments, possessing the same physical, chemical, and optical properties as mined diamonds. They offer exceptional value, often allowing you to choose a larger or higher-quality stone within your budget.

Mined diamonds are formed naturally over billions of years deep within the Earth. Many people value their natural origin and rarity. We source all mined diamonds ethically and conflict-free, ensuring they meet responsible sourcing standards.

We provide honest guidance on both options without bias, helping you decide based on your preferences, values, and budget. Whether you choose mined or lab-grown, you’ll receive the same exceptional craftsmanship and personalised service.

Why Franco Jewellers for Your Custom Diamond Ring

58+ Years of Italian Heritage

Franco Jewellers was founded in 1968 by Franco Ceresiani, bringing authentic Italian jewellery-making traditions to Melbourne. Today, his daughters Silvana and Daniela continue this legacy, combining Old World craftsmanship with modern design and technology. This heritage means you benefit from generations of expertise and a genuine passion for fine jewellery.

Direct Owner Involvement

When you work with Franco Jewellers, you work directly with the owners—not sales staff chasing commissions. Silvana and Daniela are personally invested in your satisfaction and build relationships that extend far beyond your purchase. Many clients return for decades, purchasing anniversary gifts and engagement rings for their own children.

In-House Master Jeweller

Our in-house master jeweller, with over 25 years of specialised experience, handcrafts every custom diamond engagement ring in our on-site workshop. This gives us complete quality control, allows for complex custom designs, and provides transparency throughout the creation process. You can visit during production to see your ring being made—something impossible when jewellers outsource manufacturing.

Intimate 9th Floor Boutique Experience

Our boutique is located on the 9th floor of the heritage Manchester Unity Building on Collins Street. This intimate setting provides a pressure-free environment away from street-level retail bustle. When you book an appointment, you receive Silvana or Daniela’s complete, undivided attention. Walk-ins are welcome Monday to Saturday, though appointments ensure dedicated consultation time without interruptions.

No-Pressure “Friends Just the Same” Philosophy

Founder Franco Ceresiani established a philosophy of treating every client as a friend, whether they purchase or not. We never use pressure tactics, limited-time offers, or artificial urgency. We provide honest guidance even if it means you need more time to decide or choose not to purchase. This approach has built trust and loyalty, with clients returning for 30+ years.

Getting Started with Your Custom Diamond Ring

Creating your perfect custom diamond engagement ring begins with a simple first step: booking a free consultation. During this no-obligation meeting at our Collins Street boutique, we’ll discuss your vision, answer your questions, and explore design possibilities. You’ll gain valuable knowledge about diamonds and custom design, even if you’re not ready to proceed immediately.

To book your appointment, call us at (03) 9564 7755, email franco@franco.com.au, or use our online booking form. We offer flexible scheduling including evening appointments by arrangement and Sunday consultations for weekend visitors. Interstate clients are always welcome, and we can arrange initial virtual consultations if needed.

Many couples visit us after exploring other jewellers and feeling overwhelmed or pressured. At Franco Jewellers, you’ll experience a refreshing difference—personal attention, expert guidance, and the confidence that comes from working with jewellers who genuinely care about creating something perfect for you.

Your engagement ring represents one of life’s most significant commitments. It deserves to be as unique and meaningful as your relationship. Let us bring your vision to life with a custom diamond engagement ring crafted with Italian heritage expertise, GIA certified quality, and genuine care.

Book your free consultation today and begin creating your perfect custom diamond engagement ring. Visit us at the Manchester Unity Building, Suite 904, 220 Collins Street, Melbourne VIC 3000, or call (03) 9564 7755.

Contact Information:

📍 Melbourne CBD Showroom (by appointment)

📞 Call: (03) 9650 5133

📧 Email: enquiries@franco.com.au