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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 $2,521 NZD
HK$11,100 HKD
As of October 31, 2026
Save $4,903 NZD (66%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $7,424 NZD 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 30, 2026, with prices from $2,521 to $7,424, a $4,903 spread on the same certified stone. Taylor and Hart lists it at $7,424. 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
Colour
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 31
Current: $3,154 NZD|Low: $2,200 NZD|High: $7,424 NZD|Avg: $4,422 NZD|+5.5%
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 31, 2026
Retailer 6$2,521 NZD
Retailer 11$2,635 NZD
Retailer 8$2,744 NZD
Retailer 3$2,819 NZD
Retailer 9$2,821 NZD
Retailer 4$2,996 NZD
Retailer 1$3,154 NZD
Retailer 2$3,911 NZD
Retailer 7$6,698 NZD
Retailer 5$7,085 NZD
Retailer 10$7,326 NZD
Taylor and Hart$7,424 NZD

42 data points across 12 retailers

12 retailers$2,521 NZD to $7,424 NZD

A
Cheapest Retailer
-
$2,521 NZD
HK$11,100 HKD
A
Retailer 2
-
$2,635 NZD
$1,485 USD
View
Retailer 3
-
$2,744 NZD
£1,218 GBP
View
Price last confirmed 14 days ago
A
Retailer 4
-
$2,819 NZD
$1,589 USD
View
B+
Retailer 5
-
$2,821 NZD
$1,590 USD
View
A
Retailer 6
-
$2,996 NZD
£1,329 GBP
View
B+
Retailer 7
-
$3,154 NZD
€1,693 EUR
View
B+
Retailer 8
-
$3,911 NZD
$2,204 USD
View
Retailer 9
-
$6,698 NZD
$3,775 USD
View
Price last confirmed 10 days ago
B
Retailer 10
-
$7,085 NZD
£3,144 GBP
View
B
Retailer 11
-
$7,326 NZD
SGD 5,580 SGD
View
Most Expensive
B
Taylor and Hart
2TEPZBX · Oct 30
$7,424 NZD
$4,184 USD
View
11 more retailers have this diamond
Prices start from $2,521 NZDSave up to $4,903 NZD

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
$2,521 NZD