7.4 mm Round Three Stone Engagement Ring Mounting in Gold or Platinum – Custom Setting with Graduated Side Stones

This elegant three stone engagement ring mounting is crafted to hold a 6.5mm round center stone with two side stones for added brilliance. A perfect choice for symbolic, customizable engagement settings in gold or platinum.

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Description

This listing is for the **mounting only** and does not include any stones. If you need stone setting, please get in touch with customer service for a quote.


Exquisite Design and Dimensions

This 7.4 mm round three stone engagement ring mounting features a brilliant round center setting, flanked by four graduated round side stones on each side. The layout forms a gentle taper that draws the eye to the center, adding depth and brilliance from every angle. Its elegant proportions and balanced silhouette provide the perfect foundation for a timeless engagement piece.


Premium Quality Materials

Choose from solid 9K, 14K, 18K gold or platinum for this setting. Every metal option is responsibly sourced and thoroughly inspected to ensure a consistent finish and long-lasting durability. Each ring base is handcrafted by skilled artisans and polished to perfection in small production runs to maintain precision.


Custom Design and Personalization

While this three-stone design stands beautifully on its own, it can also be tailored to your needs. We support customizations such as different prong shapes, milgrain detailing, or stone swaps. Whether you need a one piece custom engagement ring or a small batch for your brand, we ensure full CAD rendering and design support.


Perfect Gift for Any Occasion

This setting makes a meaningful base for a proposal ring, anniversary gift, or heirloom remake. Its classic three-stone layout symbolizes past, present, and future — a sentimental choice for life’s important milestones. Pair it with a lab-grown or natural diamond to complete your story.


Customized Jewelry Cooperation Process

  • Idea Sharing – Send us your sketch or sample image, no technical drawing needed.

  • 3D Design Rendering – We’ll develop CAD previews within 1–2 working days.

  • Quotation & Confirmation – Based on design, metal, and quantity.

  • Sample or Mold Production – 7–14 days for most custom pieces.

  • Mass Production & QC – Strict inspection for stone setting, polish, and finish.

  • Secure Delivery – Worldwide shipping with tracking and safe packaging.


Why Choose Alpha Jewelry?

Alpha Jewelry specializes in small batch and one piece custom engagement ring production. With decades of experience and an expert design team, we transform ideas into reality with precision and care. Every piece undergoes CAD approval, quality control, and packaging checks before international delivery. Whether you’re an independent designer or a boutique brand, we’re your trusted production partner.


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FAQ

What is your production MOQ?

We are the first jewelry factory in the industry to offer a minimum order quantity (MOQ) of one piece. We are very friendly to jewelry retailers who place orders online or through stores for custom jewelry.

What is your payment terms?

For first-time clients, we can accept a 30% advance payment to establish trust, with the remaining 70% due before shipment. For clients with an established trust, to enhance efficiency, we typically require full payment before production begins. This can be decided through negotiation.

What kind of express delivery methods do you offer? what is the price?

We generally offer international express shipping services, including DHL, FedEx, UPS, and others, which typically take 3-7 days to reach worldwide destinations at a cost of $50. We also provide slower shipping options, such as 4px, which usually takes 10-15 days to reach global destinations at a cost of $10.

What materials can you use for jewelry production? What types of stones can be set?

We can produce jewelry using materials such as 925 silver, 9K, 10K, 14K, 18K, 22K, Pt950, and 18K palladium gold. We can set various stones, including but not limited to natural diamonds, lab-grown diamonds, moissanite, as well as various types of natural gemstones, synthetic gemstones, pearls, and more.