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Round Cushion Halo Floating Pendant Lab Diamond Necklace (16 in.) 18K Gold offers a refined look featuring a cushion-shaped diamond set within a halo design crafted from polished 18K gold. This pendant showcases a balanced arrangement that highlights the bright cushion diamond surrounded by a delicate halo, enhancing its classic shape with a modern twist. Each necklace includes a delicate chain that complements the pendant’s clean design, creating an understated and elegant piece suitable for daily wear or special occasions.
- Custom carat options up to 10 carat total provide flexibility to choose the perfect diamond size for your style.
- Lab-grown diamonds of excellent cut, VS1 or better clarity ensure a bright and high-quality centerpiece.
- IGI, IDT, HRD, SGL, GIA certificates confirm the authenticity and superior craftsmanship of the pendant.
- Available customization in white, yellow, and rose 18K gold lets you match the pendant to your personal taste.
- Diamond cuts include round, oval, cushion, pear, radiant, emerald, marquise, asscher, princess, heart, and multishape for versatile design options.
- Complementary express shipping
- Complementary signature gift packaging
- Natural diamond option available.
This pendant’s design is distinguished by the floating cushion diamond framed by a halo of smaller stones, which creates a luminous effect while maintaining a classic silhouette. The halo setting enhances the diamond’s presence without overwhelming its natural beauty, while the polished 18K gold offers a clean and enduring foundation. The delicate chain completes the overall presentation with a subtle touch that lets the pendant stand out gracefully. This combination ensures the piece remains versatile and timeless.
Looking for something unique? Our jewellery specialists can help you personalise this design or create a completely custom pendant tailored to your vision.
Craftsmanship with Precision and Care
Each Round Cushion Halo Floating Pendant Lab Diamond Necklace (16 in.) 18K Gold is handcrafted in solid 18K gold and set with lab-grown diamonds chosen for their exceptional cut, brilliance, and VS1 or better clarity. Made to order, every pendant arrives with a delicate chain included as part of the design. Customers have the option to customize the diamond shape, carat weight, and metal color to suit their preferences while preserving the pendant’s signature halo and floating style. This design is also available with GIA-certified natural diamonds for those seeking a natural option.
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Other jewellery (bracelets, bands, necklaces, earrings) can be certified by IGI, SGL, IDL or HRD.
Carat
- Carat weight has the most influence on diamond value. The weight or size of a diamond is measured in carats (ct.).
- Diamonds of different shapes may appear different sizes for the same carat weight.
- One carat weighs 1/5 of a gram and is divided into 100 points. For example:
0.75 carat = 75 points 1/2 carat = 50 points 1/4 carat = 25 points
- When diamonds are mined, large gems are discovered much less frequently than small ones. This rarity makes large diamonds much more valuable.
- Diamond prices rise exponentially with carat weight. So, a 2-carat diamond of a given quality is always worth more than two 1-carat diamonds of the same quality.
Color
- Diamonds are graded on a scale from colorless to light yellow or light brown. D-F falls within the colorless range, which is considered the rarest and most expensive.
- Fancy colored diamonds are those with hues other than yellow or brown, and they are graded separately.
- The color of diamonds is determined by comparing them to a master set of stones ranging from D (colorless) to Z (most yellow/brown).
- IGI assigns color grades for diamonds in the D-Z range by viewing them through the pavilion in a neutral environment to ensure accuracy.
Clarity
- Clarity evaluates a diamond's freedom from internal and external characteristics that occurred during formation, polishing, or wear.
- Clarity characteristics include inclusions (internal) and blemishes (external).
- Grading the clarity involves observing the number, nature, size, and position of these characteristics.
- IGI grading reports include diagrams showing clarity characteristics, marked in red for internal and green for external features.
- Cut quality significantly affects a diamond's appearance, including its brilliance, dispersion (fire), contrast patterns, and scintillation (sparkle).
- Man-made factors such as planning, proportions, cutting precision, and finishing details determine the diamond's visual properties.
- Diamond faceting has evolved over time, with different shapes and cutting styles available.
































