Marquise|Lab Grown|IGI

1.18ct D VS2 Marquise Lab Grown Diamond

EX • D/VS2 • IGI LG811649484

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG811649484

Diamond specifications and retailer prices

From $538 USD
A$828 AUD
As of November 2, 2026
3 retailers carry this diamond
Most expensive: $655 USD at Rare Carat · As of July 12, 2026
View at Rare Carat

About this 1.18ct lab-grown marquise diamond

This 1.18ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG811649484 or 811649484. Listed at 3 retailers as of November 2, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.18
Carat
D
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811649484
Dimensions10.91 × 5.57 × 3.44 mm
L/W Ratio1.96
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.91 mm5.57 mm1.18 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811649484
Side View
Table 58.0%Crown 35.1°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 61.8%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 2
Current: $655 USD|Low: $135 USD|High: $1,350 USD|Avg: $620 USD
Rare Carat
Retailer 2
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Retailer 4
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Retailer 6
Retailer 7
Retailer 8
Retailer 9
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Retailer 11
Retailer 12
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Retailer 14
September 9, 2026
Retailer 14$135 USD
Retailer 9$299 USD
Retailer 10$341 USD
Retailer 5$366 USD
Retailer 6$505 USD
Retailer 2$538 USD
Retailer 12$556 USD
Retailer 3$595 USD
Rare Carat$655 USD
Retailer 4$733 USD
Retailer 8$910 USD
Retailer 11$1,020 USD
Retailer 13$1,098 USD
Retailer 7$1,350 USD

32 data points across 14 retailers

3 retailers

Retailer 1
-
$505 USD
A$777 AUD
Price last confirmed 122 days ago
B+
Retailer 2
-
$538 USD
A$828 AUD
View
Most Expensive
Rare Carat
LPJ01F-15 · Jul 12
$655 USD
View
Price last confirmed 112 days ago
2 more retailers have this diamond
Prices start from $538 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
1.18ct Marquise
$538 USD