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Round|Lab Grown|IGI

5.51ct G VS2 Round Lab Grown Diamond

ID • G/VS2 • IGI LG610311755

Shape and cutting style on the report: Round brilliant

Certificate IGI LG610311755

Diamond specifications and retailer prices

From $752 USD
As of October 29, 2026
Save $5,848 USD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $6,600 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

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 LG610311755 or 610311755. Listed at 17 retailers as of October 28, 2026, with prices from $752 to $6,600, a $5,848 spread on the same certified stone. Brilliant Earth lists it at $6,600. 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 angle34.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG610311755
Dimensions11.37 × 11.30 × 6.92 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
11.37 mm11.30 mm5.51 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG610311755
Side View
Table 58.0%Crown 34.3°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $6,600 USD|Low: $718 USD|High: $6,620 USD|Avg: $2,035 USD|-0.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 30, 2026
Retailer 5$752 USD
Retailer 14$818 USD
Retailer 3$872 USD
Retailer 17$872 USD
Retailer 18$1,147 USD
Retailer 6$1,344 USD
Retailer 2$1,396 USD
Retailer 12$1,405 USD
Retailer 8$1,411 USD
Retailer 11$1,429 USD
Retailer 7$1,977 USD
Retailer 15$2,073 USD
Retailer 4$2,451 USD
Retailer 9$2,947 USD
Retailer 10$3,008 USD
Retailer 16$3,442 USD
Retailer 13$3,655 USD
Brilliant Earth$6,600 USD

42 data points across 18 retailers

17 retailers$752 USD to $6,600 USD

A
Cheapest Retailer
-
$752 USD
A
Retailer 2
-
$818 USD
View
Retailer 3
-
$872 USD
View
Price last confirmed 12 days ago
A
Retailer 4
-
$872 USD
View
Retailer 5
-
$1,147 USD
£903 GBP
View
Price last confirmed 13 days ago
A
Retailer 6
-
$1,344 USD
View
A
Retailer 7
-
$1,396 USD
£1,099 GBP
View
B+
Retailer 8
-
$1,405 USD
View
B+
Retailer 9
-
$1,411 USD
View
A
Retailer 10
-
$1,429 USD
€1,361 EUR
View
B+
Retailer 11
-
$1,977 USD
View
B+
Retailer 12
-
$2,073 USD
View
B+
Retailer 13
-
$2,451 USD
View
B
Retailer 14
-
$2,947 USD
View
Retailer 15
-
$3,008 USD
View
Price last confirmed 11 days ago
B
Retailer 16
-
$3,442 USD
£2,710 GBP
View
Most Expensive
B
Brilliant Earth
8717505A · Oct 28
$6,600 USD
View
16 more retailers have this diamond
Prices start from $752 USDSave up to $5,848 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.

A
5.51ct Round
$752 USD