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Round|Lab Grown|IGI

5.51ct G VS2 Round Lab Grown Diamond

ID • G/VS2 • IGI LG799639396

Shape and cutting style on the report: Round brilliant

Certificate IGI LG799639396

Diamond specifications and retailer prices

From $1,421 USD
HK$11,100 HKD
As of October 29, 2026
Save $2,763 USD (66%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,184 USD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

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 LG799639396 or 799639396. Listed at 12 retailers as of October 29, 2026, with prices from $1,421 to $4,184, a $2,763 spread on the same certified stone. Taylor and Hart lists it at $4,184. 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 angle36.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799639396
Dimensions11.21 × 11.30 × 6.96 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.21 mm11.30 mm5.51 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799639396
Side View
Table 59.0%Crown 36.1°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $1,683 USD|Low: $1,240 USD|High: $4,184 USD|Avg: $2,487 USD|+1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Taylor and Hart
October 29, 2026
Retailer 6$1,421 USD
Retailer 11$1,485 USD
Retailer 8$1,547 USD
Retailer 3$1,589 USD
Retailer 9$1,590 USD
Retailer 1$1,683 USD
Retailer 4$1,783 USD
Retailer 2$2,204 USD
Retailer 7$3,775 USD
Retailer 5$3,993 USD
Retailer 10$4,129 USD
Taylor and Hart$4,184 USD

41 data points across 12 retailers

12 retailers$1,421 USD to $4,184 USD

A
Cheapest Retailer
-
$1,421 USD
HK$11,100 HKD
A
Retailer 2
-
$1,485 USD
View
Retailer 3
-
$1,547 USD
£1,218 GBP
View
Price last confirmed 12 days ago
A
Retailer 4
-
$1,589 USD
View
B+
Retailer 5
-
$1,590 USD
View
A
Retailer 6
-
$1,683 USD
£1,325 GBP
View
B+
Retailer 7
-
$1,783 USD
€1,698 EUR
View
B+
Retailer 8
-
$2,204 USD
View
Retailer 9
-
$3,775 USD
View
Price last confirmed 8 days ago
B
Retailer 10
-
$3,993 USD
£3,144 GBP
View
B
Retailer 11
-
$4,129 USD
SGD 5,580 SGD
View
Most Expensive
B
Taylor and Hart
2TEPZBX · Oct 30
$4,184 USD
View
11 more retailers have this diamond
Prices start from $1,421 USDSave up to $2,763 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
$1,421 USD