Discover top oval lab grown diamonds that balance beauty, value, and sustainability. This guide highlights five IGI-certified or IGI-backed stones ideal for rings, pendants, earrings, and other precious jewelry, with concise insights into color, clarity, size, and certification. Compare features and purchase considerations to help make an informed choice for engagements or special occasions.
| Product | Carat / Size | Color & Clarity | Certification |
|---|---|---|---|
| IGI Certified Oval Loose Diamond — 5.5 CT TW | 5.5 carats total | F-G Color, VVS-VS Clarity | IGI Certified |
| IGI Certified Oval Loose Diamond — 2 CT TW | 2 carats total | VVS-VS Clarity | IGI Certified |
| IGI Certified 1.00 Carat Oval Loose | 1.00 carat | F Color, VVS2 Clarity | IGI Certified |
| Lavari Jewelers 1 Carat Oval — IGI | 1.00 carat | F Color, VS1-VS2 | IGI Certificate |
| Houston Diamond District 0.75 Carat Oval Solitaire Ring | 0.75 carat | E-F Color, VS2-SI1 | IGI Certified |
IGI Certified Oval Loose Diamond — 5.5 Ct TW

Item Details: IGI Certified precision-cut loose lab grown diamond in an oval cut, F-G color, and VVS-VS clarity. Lab grown diamonds typically fall within a ±6% range. This stone is ideal for crafting a flawless ring, earrings, pendant-necklace, or bracelet for weddings, engagements, anniversaries, or other special occasions. Lab grown diamonds are more affordable than mined diamonds and have a lower carbon footprint, while remaining 100% real and chemically identical to mined diamonds, created via HPHT or CVD methods.
IGI Certified Oval Loose Diamond — 2 Ct TW

Item Details: IGI Certified precision-cut loose lab grown diamond in an oval cut, VVS-VS clarity. These lab grown diamonds are typically offered within a ±6% range and are suitable for creating a flawless piece of jewelry for various occasions. They are significantly more affordable than mined diamonds, with a vastly lower carbon footprint, and are chemically and physically identical to mined diamonds.
IGI Certified 1.00 Carat Oval Loose Lab Grown Diamond

Item Details: IGI Certified 1.00 carat oval cut loose lab grown diamond with F color and VVS2 clarity. Also described as a lab created diamond, eco-friendly, and CVD diamond. When purchased from Reminiscence Jewels, the diamond is guaranteed to meet or exceed the described color and clarity.
Lavari Jewelers 1 Carat Oval — IGI Certified

Exquisite oval brilliant cut with a 1 carat weight. This lab grown diamond features an oval brilliant cut that enhances sparkle and fire. It comes with IGI Certification and a “Brilliant Grown” certificate of authenticity. The set is described as premium quality, with minimum F color and VS clarity, crafted to meet rigorous manufacturing standards for exceptional brilliance.
Houston Diamond District Lab Grown Solitaire Oval — 0.75 Carat

Item Details: A 0.75 carat oval lab-grown diamond set in a classic 4-prong solitaire engagement ring. Crafted in 18K white gold, with a screw-back closure for earrings in this listing. Independently certified by IGI, ensuring high standards of quality and craftsmanship for special occasions and everyday elegance alike.
Buying Guide
Key purchase considerations for oval lab grown diamonds include carat weight distribution, color grade, and clarity level. Oval shapes often appear larger than round stones of the same carat, so consider perceived size versus actual carat. Certification from IGI or similar recognized labs provides independent verification of color, clarity, and cut.
Color ranges from near colorless to faint color; timeless white stones typically favor F-G color for a clean look. Clarity grades like VVS and VS indicate high internal quality with minimal inclusions visible under magnification. Price competition among lab grown stones is generally stronger at higher carat weights, offering better value for large ovals like 2–5 carats.
Cut quality directly affects brilliance; ensure the oval cut has good symmetry and polish to maximize sparkle. Certification plus a trusted seller’s return policy reduces risk when buying an expensive piece. Consider metal settings (platinum, white gold) for color harmony, and think about future jewelry pieces (rings, earrings, pendants) to pair stones consistently.
Budget and ecological preferences are common reasons to choose lab grown diamonds. They provide a nearly identical appearance to mined diamonds at often lower cost, with a smaller environmental footprint. Finally, verify weight tolerance notes, as some listings indicate weight variance within a few percent for larger stones.