Round|Lab Grown|IGI

5.51ct G VS2 Round Lab Grown Diamond

ID • G/VS2 • IGI LG630447331

Shape and cutting style on the report: Round brilliant

Certificate IGI LG630447331

Diamond specifications and retailer prices

From $1,838 USD
A$2,828 AUD
As of October 29, 2026
3 retailers carry this diamond
Most expensive: $3,929 USD at Rare Carat · As of August 19, 2026
View at Rare Carat

About this 5.51ct lab-grown round diamond

This 5.51ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG630447331 or 630447331. Listed at 3 retailers as of October 29, 2026. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.51
Carat
G
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG630447331
Dimensions11.24 × 11.26 × 6.97 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
11.24 mm11.26 mm5.51 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG630447331
Side View
Table 56.0%Crown 35.9°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.0%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 29
Current: $3,929 USD|Low: $541 USD|High: $9,290 USD|Avg: $2,629 USD|-9.7%
Rare Carat
Retailer 2
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Retailer 8
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Retailer 10
Retailer 11
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Retailer 16
September 9, 2026
Retailer 9$609 USD
Retailer 11$1,060 USD
Retailer 15$1,132 USD
Retailer 10$1,303 USD
Retailer 12$1,363 USD
Retailer 6$1,555 USD
Retailer 2$1,838 USD
Retailer 3$2,014 USD
Retailer 16$2,184 USD
Retailer 4$2,850 USD
Retailer 5$3,055 USD
Retailer 14$3,317 USD
Retailer 7$3,761 USD
Retailer 8$3,858 USD
Rare Carat$3,929 USD
Retailer 13$8,040 USD

65 data points across 16 retailers

3 retailers

B+
Cheapest Retailer
-
$1,838 USD
A$2,828 AUD
Retailer 2
-
$3,761 USD
A$5,786 AUD
View
Price last confirmed 118 days ago
Most Expensive
Rare Carat
A172-219 · Aug 19
$3,929 USD
View
Price last confirmed 71 days ago
2 more retailers have this diamond
Prices start from $1,838 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+
5.51ct Round
$1,838 USD