Finediam
Lab-Grown Marquise Cut Diamond 3 Stone Engagement Ring In Platinum
Lab-Grown Marquise Cut Diamond 3 Stone Engagement Ring In Platinum
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PRODUCT SPECIFICATIONS
PRODUCT SPECIFICATIONS
💍 Product Overview – Marquise Cut Center with Tapered Baguette Side Diamonds Trilogy Engagement Ring
This elegant DE/VS Lab Grown Diamond Trilogy Engagement Ring features a striking marquise-cut center diamond, flanked by two perfectly matched tapered baguette side diamonds. The three-stone design symbolizes your past, present, and future, while the combination of cuts offers both timeless elegance and modern brilliance. The prong setting ensures maximum light exposure and security for the diamonds.
Available in 9K, 18K White, Yellow, Rose Gold, or Platinum, with total diamond weights from 0.50Ct to 2.00Ct, each ring is handcrafted in the UK and hallmarked by the UK Assay Office for quality assurance.
🔹 Key Features:
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Carat Weight: 0.50Ct to 2.00Ct (Total Lab-Grown Diamond Weight)
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Diamond Shape: Marquise Cut Center Diamond with Tapered Baguette Side Diamonds
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Diamond Quality: DE Colour, VS Clarity – Brilliant sparkle with step-cut precision
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Setting Style: Trilogy – Prong Setting for light exposure and durability
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Metal Options: 9K / 18K White, Yellow, Rose Gold or 950 Platinum
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Ring Sizes: UK H to S – Free custom sizing available
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Crafted in the UK: Handmade and Hallmarked by the UK Assay Office
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Delivery Time: 15 Working Days
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Perfect For: Engagements, Anniversaries, Luxury Gifting
💎 Product Description:
Celebrate your love story with this sophisticated Marquise & Tapered Baguette Trilogy Ring. The bold marquise-cut center diamond is beautifully complemented by two tapered baguette side diamonds, offering a combination of clean, sharp lines and refined elegance. The classic prong setting secures each stone while maximizing light return and brilliance.
Crafted in your choice of 9K/18K gold or platinum, this custom-made ring features ethically sourced DE/VS lab-grown diamonds, delivering exceptional brilliance and sustainable luxury. Each piece is hallmarked in the UK, guaranteeing superior craftsmanship.
Delivered within 15 working days, this ring symbolizes a love that is both timeless and beautifully modern.
🌟 Why Choose This Ring?
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Elegant Marquise & Baguette Design: Striking contrast between marquise center and tapered baguette sides
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Lab-Grown Diamonds: DE color, VS clarity – ethical, dazzling, and radiant
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Trilogy Setting: A symbol of past, present, and future
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Timeless Prong Setting: Secure and enhances light play
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Custom Metal Options: 9K/18K Gold or Platinum
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Handmade in the UK: Hallmarked for authenticity and superior quality
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Fast Dispatch: Delivered in 15 working days with free UK tracked shipping
📦 Shipping & Returns:
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UK Delivery: Free tracked shipping
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International Delivery: Estimated 20–25 days
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Returns: 30-day hassle-free return policy
- Return within 60 days
- Fast Track Shipping






















Free Resizing

Free Delivery

60-Day Risk-Free Returns

Diamond & Valuation Certificate

Attractive Packaging

Buy Back Option
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Proud Member of NAJ
As NAJ members, we craft each piece with care, integrity, and skill—quality you see, trust you feel
Frequently Asked Questions

Store Address And Contact Information
Address:Ground Floor (Rear 35, Greville House, 35 Greville St, London EC1N 8TB, United Kingdom
Phone:+44 20 3712 6044
Email : sales@finediam.com
Who we are ?
FineDiam is an extension of SunshineDiamonds.com, created as part of our global growth. We launched this store to offer exclusive diamond jewelry collections with the same quality and trust our customers know and love.
How can I be sure of the quality of FineDiam's jewelry?
All of our jewelry comes with a certification of authenticity, guaranteeing the quality and genuineness of the diamonds and materials used.
What is your return policy?
We offer a 60-day return and exchange policy to ensure you’re completely satisfied with your FineDiam purchase
Can I customize my jewelry order?
Absolutely! We offer personalized customization for select pieces, allowing you to create a unique design that suits your style.
What happens if I order the wrong ring size?
If you order the wrong ring size, don't worry! We offer one free resizing service within 60 days of purchase. Simply contact our support team, and we'll guide you through sending it back for adjustment. Fast, easy, and hassle-free!