About 1 Carat Heart Cut Lab Grown Diamonds
1 Carat Heart Lab Grown Diamonds – Romantic, Iconic & Symbolically Beautiful
A 1 carat heart lab grown diamond is the ultimate symbol of love — a perfect blend of romance, brilliance, and expressive design. Shaped with two symmetrical curves meeting at a polished point, the heart cut radiates emotion and elegance, making it a meaningful choice for engagement rings, pendants, and fine jewellery. Created using advanced CVD/HPHT technology, lab grown diamonds offer identical fire, brilliance, and hardness as mined diamonds while being ethical and sustainable.
At Variation Australia, every 1 carat heart diamond is IGI-certified, precisely cut, and hand-selected for symmetry, sparkle, and emotional impact.
Why Choose a 1 Carat Heart Lab Grown Diamond?
Heart-shaped diamonds are perfect for those who want an expressive, romantic, and unforgettable piece of jewellery.
Key Benefits
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Iconic heart silhouette symbolizing love and commitment
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Brilliant facet pattern for exceptional sparkle
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Visually impactful and uniquely expressive
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Ethical, conflict-free, and eco-conscious
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More affordable than mined 1 ct heart diamonds
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Ideal for solitaires, halos, and pendant jewellery
A 1 carat heart diamond offers meaningful beauty with dazzling light performance.
IGI-Certified Quality & Verified Authenticity
Each 1 carat heart lab grown diamond from Variation Australia is independently certified by the International Gemological Institute (IGI).
Your IGI Certificate Includes
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Color Grade: D–F (top colorless category)
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Clarity Grade: VVS1–VS2 (highly clean stones)
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Cut Quality: Excellent symmetry for perfect heart proportions
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Carat Weight: Precisely measured at 1.00 ct
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Laser Inscription: Unique IGI report number
This ensures full transparency and confidence in your diamond’s quality.
Popular Jewellery Styles for 1 Carat Heart Diamonds
The heart shape stands out beautifully in a variety of elegant and expressive settings.
Stunning Setting Styles
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Solitaire Rings – Clean, romantic focus on the heart shape
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Halo Rings – Enhanced brilliance and dramatic presence
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Hidden Halo Rings – Subtle sparkle beneath the diamond
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Three-Stone Rings – Symbolic and sentimental
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Bezel Settings – Secure and modern, emphasizing the silhouette
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Heart-Shaped Pendants – Classic, timeless love pieces
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Diamond Stud Earrings – Unique, eye-catching brilliance
Each design maximizes the heart diamond’s symmetry and emotional appeal.
Perfect for Romantic Fine Jewellery & Meaningful Occasions
A 1 carat heart diamond is ideal for those who want jewellery that is deeply symbolic and visually captivating.
Ideal For:
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Engagement Rings
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Anniversary Gifts
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Valentine’s Day Jewellery
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Personalized Custom Designs
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Elegant Pendants and Necklaces
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Romantic Fine Jewellery Gifts
Its iconic shape makes it a timeless expression of love.
Ethical, Sustainable & Consciously Crafted
Lab grown diamonds combine modern brilliance with responsible luxury.
Sustainability Highlights
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No destructive mining
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Lower carbon footprint
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Fully traceable diamond origin
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Eco-friendly, cutting-edge creation methods
Variation Australia further supports sustainability with a made-to-order jewellery model, reducing waste and supporting thoughtful craftsmanship.
Australia-Wide & Worldwide Delivery
We deliver 1 carat heart lab grown diamonds across Australia and to 50+ countries, ensuring secure and premium-quality delivery.
Your Order Includes
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Insured, trackable shipping
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Secure, tamper-proof packaging
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Luxury presentation box
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Verified IGI certificate
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Transparent factory-direct pricing
Perfect for proposals, romance, and meaningful gifts.
Romance, Brilliance & Ethical Luxury
A 1 carat heart lab grown diamond from Variation Australia offers dazzling brilliance, symbolic beauty, and sustainable craftsmanship. Whether set in a solitaire ring or a classic pendant, it creates a deeply emotional and unforgettable impression.
Discover the magic of 1 Carat Heart Lab Grown Diamonds at Variation — where romance meets brilliant, responsible luxury.
Frequently Asked Questions
Is a 1 carat heart cut Lab Grown diamond a good size for an engagement ring? +
Yes. A 1 carat heart cut diamond is a romantic, meaningful size for an engagement ring.
It offers clear heart definition, noticeable presence on the hand, and symbolises love
in a direct, visual way without feeling too large for everyday wear.
Does a 1 carat heart cut look smaller than a 1 carat round diamond? +
Heart cuts can appear slightly smaller face-up than round diamonds of the same carat
because some weight sits in the pavilion and lower half. However, the distinctive heart
outline draws attention and often feels more eye-catching and emotional than the size
alone suggests.
What makes a well-cut 1 carat heart diamond look beautiful and balanced? +
A good heart cut has a clearly defined cleft (the “V” at the top), evenly rounded lobes,
and a point that sits on the centre line of the stone. Symmetry is critical — both halves
of the heart should mirror each other when you visually divide the diamond down the middle.
Do 1 carat heart cut Lab Grown diamonds sparkle as much as other brilliant cuts? +
Heart cuts use brilliant-style faceting, so they can be very lively and sparkly, especially
around the lobes. They sometimes show a slight “bow-tie” effect in the centre, which is
normal, but a well-cut stone will keep this subtle and maintain bright overall brilliance.
Which color and clarity grades are ideal for a 1 carat heart cut Lab Grown diamond? +
Because hearts are open brilliant cuts, they hide minor inclusions reasonably well, but the
pointed tip and larger facets can reveal obvious flaws. Many buyers prefer D–H color and
VVS–VS clarity for a bright, clean look, especially for a solitaire ring or pendant.
Are 1 carat heart cut Lab Grown diamonds certified by IGI or GIA? +
Yes. 1 carat heart cut Lab Grown diamonds can be certified by IGI, GIA, and other
international gemological laboratories. The certificate details the diamond’s 4Cs,
proportions, polish, symmetry, and growth method (CVD or HPHT).
Is a 1 carat heart cut diamond practical for everyday wear in jewellery? +
Yes — as long as the pointed tip is well protected. Settings that use a V-prong or bezel
at the bottom point help prevent chipping, making a 1 carat heart cut suitable for
daily-wear engagement rings, pendants, and even statement earrings.
Which settings look best with a 1 carat heart cut Lab Grown diamond? +
Heart cuts look stunning in solitaire rings, halo designs, three-prong or five-prong settings,
and drop pendants. Halos can make a 1 carat heart appear larger, while simple solitaires
emphasise the shape and symbolism of the heart itself.
Does a 1 carat heart cut Lab Grown diamond offer good value compared to mined diamonds? +
Yes. Lab Grown diamonds typically cost less than mined diamonds, especially in popular sizes
like 1 carat. This allows you to choose higher color and clarity in a heart cut while
staying within your budget or investing more in the setting design.
Is a 1 carat heart cut Lab Grown diamond suitable only for rings, or also for pendants and earrings? +
Heart cuts are very versatile. A 1 carat heart diamond is perfect as a centre stone in
engagement rings, and also looks beautiful as a solitaire pendant, a centre stone in a
lariat necklace, or in romantic drop earrings.
Explore Other Shapes
Other 1 Carat Lab Grown Diamond Shapes
If you love 1 Carat Heart Cut Lab Grown Diamonds but want to compare different outlines, explore these other 1 carat diamond shapes to see how they differ in romance, structure, and overall presence.
The most classic and balanced shape, known for maximum brilliance and fire.
An elegant elongated outline that offers soft curves and generous finger coverage.
Soft, romantic edges with a pillow-like profile and beautiful fire.
A sleek step-cut shape with long flashes of light and a refined, architectural feel.
A graceful teardrop silhouette that flatters the hand and adds visual length.
Intense sparkle with clipped corners for a bold, structured and modern look.
A crisp square outline with strong brilliance and a contemporary, graphic feel.
A dramatic elongated outline with pointed tips and strong finger coverage.
A bold geometric outline ideal for distinctive, modern engagement designs.