SKU: 3176096145

4.02 ct Elongated Cushion Lab Grown Diamond (Colour H, Clarity VS1, IGI Certified)

Sale price$440.98 Regular price$489.98
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Description

4.02 ct Elongated Cushion Lab Grown Diamond (Colour H, Clarity VS1, IGI Certified)Four Carats. Exceptional Clarity. The Elongated Cushion. The elongated cushion cut is one of the most romantic and sought after diamond shapes in contemporary fine jewelry a soft, pillow like silhouette with rounded corners and a longer profile that flatters the finger beautifully while delivering the pillowy, warm brilliance that has made the cushion cut beloved for generations. At 4. 02 carats of H color and VS1 clarity, independently certified by

Four Carats. Exceptional Clarity. The Elongated Cushion.

The elongated cushion cut is one of the most romantic and sought-after diamond shapes in contemporary fine jewelry — a soft, pillow-like silhouette with rounded corners and a longer profile that flatters the finger beautifully while delivering the pillowy, warm brilliance that has made the cushion cut beloved for generations. At 4.02 carats of H color and VS1 clarity, independently certified by the International Gemological Institute, this stone pairs a strong near-colorless color grade with exceptional clarity — a combination that delivers a completely eye-clean, brilliantly performing diamond at a price that makes four carats of elongated cushion genuinely accessible.

The Specifications

  • Carat Weight: 4.02 Carats
  • Shape: Elongated Cushion — A cushion cut with a longer length-to-width ratio; combines the cushion's soft, rounded corners and pillowy brilliance with an elongated profile that flatters the finger and maximizes face-up presence
  • Color: H — Near-colorless; H color in a cushion cut appears white and brilliant to the naked eye in virtually all settings and lighting conditions — an excellent value choice that delivers the look of a colorless diamond at an accessible price
  • Clarity: VS1 — Very Slightly Included, first degree; inclusions invisible to the naked eye and extremely difficult to detect even under 10x magnification — the stronger of the two VS clarity grades, delivering exceptional transparency and brilliance
  • Certification: IGI Certified — International Gemological Institute; independent third-party verification of color, clarity, cut, and carat weight
  • Origin: Lab-Grown — Physically, chemically, and optically identical to a mined diamond; conflict-free and ethically sourced

H Color and VS1 Clarity: The Clarity-First Choice

Every diamond buyer makes a trade-off between color and clarity at a given price point — and H/VS1 represents a deliberate, intelligent choice to prioritize clarity. VS1 is the stronger of the two VS grades, delivering inclusions that are invisible to the naked eye and extremely difficult to find even under magnification. H color in a cushion cut appears white and brilliant in virtually all conditions — the cushion's brilliant faceting pattern is highly effective at masking warmth, making H an excellent color choice for this shape. Together, H/VS1 delivers a stone that is completely eye-clean, brilliantly performing, and genuinely beautiful at a price that reflects real value.

The Elongated Cushion: Romantic, Flattering, Unmistakable

The elongated cushion cut occupies a unique position in the diamond shape landscape — softer and more romantic than the emerald or radiant cut, more distinctive and finger-flattering than the standard round cushion. Its longer length-to-width ratio creates a larger face-up appearance and a more elongating effect on the finger than a square cushion of the same carat weight, while its rounded corners and brilliant faceting deliver the warm, pillowy light performance that cushion cut lovers prize above all else. At 4.02 carats, the elongated cushion's presence on the hand is genuinely extraordinary.

The Diana Connection

The elongated cushion is the same diamond shape featured in The Diana — our 5.51 carat named original engagement ring. If you love the shape of The Diana and are considering a custom ring around a stone of your own choosing, this 4.02 carat H/VS1 elongated cushion offers the same romantic silhouette at an accessible price point. Contact us to discuss custom setting options inspired by The Diana or any other design.

IGI Certified: Complete Confidence

This diamond is certified by the International Gemological Institute (IGI), providing independent, third-party verification of every quality characteristic. The IGI certificate travels with the stone and provides permanent documentation of its H color, VS1 clarity, elongated cushion cut, and 4.02 carat weight.

Setting Recommendations

A 4.02 carat elongated cushion is most beautifully showcased in settings that honor its soft, romantic silhouette — a simple four-prong solitaire, a hidden halo that adds brilliance without obscuring the cushion's outline, or a three-stone setting with half-moon or tapered baguette side stones. Yellow gold is a particularly beautiful pairing for H color, as the warm metal tone complements the stone's warmth naturally. White gold and platinum also work beautifully for a cooler, more modern look. Contact us to discuss custom setting options.

Perfect For

  • A custom engagement ring center stone with exceptional clarity and romantic cushion brilliance
  • A buyer who prioritizes VS1 clarity and wants a completely eye-clean four-carat elongated cushion
  • Anyone inspired by The Diana who wants to build a custom ring around their own elongated cushion

A 4.02 carat IGI certified elongated cushion at H/VS1 is an exceptional value. Contact us with any questions or to discuss custom setting options.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 3176096145

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M
Verified Purchase
M Norman
Lowell, US
★★★★★ 5
Easy on the wrist! Cute design!
Color: Purple, Color: Purple
I like it! It’s def helped with work and my wrist is no longer being overextended all day while at my desk! It’s efficient and I love the volume dial!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 7, 2026
D
Verified Purchase
Dog Mom
Pawtucket, US
★★★★★ 4
Responsive and very comfortable!
Color: Blue, Color: Blue
My goals for a mouse are productivity and development, not gaming. Overall, I’m a really big fan of this mouse and will be keeping it as a primary mouse. This is my first ergonomic mouse. This mouse fits perfectly in my hand and does not strain my wrist or fingers. It’s extremely comfortable to use. It worked out of the box with no additional software, a huge plus as I need it to be usable with my work laptop. The clicks are not very loud, which is great. The battery lasts a very long time. The little thing I love the most is that it came in a cute color, instead of just the standard white and black. It’s a cute, responsive, comfortable, affordable everyday house with no extra software and confirmations needed for it to work. I love it. That being said, it has things to note. The scroll wheel is very basic, no fancy scroll features unfortunately. It’s not loud, but just basic. The volume scroll wheel is a little high, sometimes I hit it by mistake. Neither of these are big deals. If I could change anything about this mouse, it would be swapping the volume scroll wheel to a horizontal scroll. I have 4 ways to change volume across all my desk devices, but 0 ways to scroll horizontally. Finding a vertical mouse that provides horizontal scroll functionality without additional software is nearly impossible. That feature would make this mouse a favorite for productivity IMO.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 28, 2025
D
Verified Purchase
Dara
Houston, US
★★★★★ 5
Very nice and comfortable!
Color: Pink, Color: Pink
I have carpel tunnel syndrome in both hands, and using a regular mouse hurts my hand. My friend told me to buy an ergonomic mouse, so I said sure. I've never used an ergonomic mouse before or one that is turned on the side like this one. However, I bought this one because of its high ratings. I love this mouse! It's comfortable, easy to use, and has high quality. The color is great too for all of you pink lovers. It comes with a USB cord to charge the mouse. All you need to do to charge it is to attach the cord to your mouse and to your laptop and let it charge. You can also use the mouse while charging it. I read someone else’s review. They said that if the mouse isn’t working or communicating for whatever reason, you can still use it with its USB cord, and the mouse still words. It looks like the company put a lot of thought into making this device, and it’s well worth the cost. I'm glad I bought this; my hands don't hurt anymore, and it’s super unique. When I started using this mouse, it took a little time to get used to using it on its side. I couldn’t fully wrap my hand around it, but I’m getting more used to it and it feels great on my hand. The thumb buttons are for going back to the previous page you were on, or going forward to the next page. The button on the very top of the mouse is for the volume. You can also press it down, but I honestly don’t remember what that part is for. The other side of it is the left and right clicks with the scroll wheel. There’s another button above the scroll wheel also called the DPI button that allows you to quickly adjust the mouse sensitivity. You will also find the charging port on the lower part of the mouse where it divides, and there are several other buttons and the USB receiver on under the mouse for connecting the mouse t to your computer. A user manual comes with this device that guides you through the setup. Shipping was on time and packaged nicely. I give this a 5/5 and recommend this product.
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Reviewed in the United States on November 19, 2024
P
Verified Purchase
Priscila
Grantham, US
★★★★★ 5
Love it! And... it can be remapped!!!
Color: Purple
Love it!! I'm a Mac user and it's been wonderful. Zero connectivity issues. The size is perfect too, my hand is like 7.5inches I think, and it was just right. What knocked it out of the park is that I was able to get the buttons remapped with Karabiner-Elements, so now I have custom shortcut buttons!!! I also read on Reddit that it can be remapped with AutoHotKey for Windows ;) It's ergonomic, responsive and quiet, and it works great with Bluetooth. Being able to remap it has made it the most perfect and affordable vertical mouse. Hope it lasts forever, we'll see how it holds up over time!
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Reviewed in the United States on April 20, 2026
C
Verified Purchase
C
Draper, US
★★★★★ 5
Durable, affordable, definitely buy it
Color: Purple
This fits so comfortably in my hand and I find that the layout of the clicker buttons is more efficient for me than a normal mouse. Tbh I don't use all of the functions but I know she's got more than I utilize. Moves smooth. For someone who has hand mobility issues or injuries (maybe even carpal tunnel?), this might be a better alternative than a normal computer mouse. It's good quality, durable, and I love the color options, I got purple/green with yellow. Super cute and worth the price. My husband got a $100 ergonomic mouse but I was not willing to pay that hefty price. 🤷🏻‍♀️
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Reviewed in the United States on May 4, 2026

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