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Round|Lab Grown|IGI

5.51ct F VS2 Round Lab Grown Diamond

ID • F/VS2 • IGI LG790673469

Shape and cutting style on the report: Round brilliant

Certificate IGI LG790673469

Diamond specifications and retailer prices

From $1,403 AUD
HK$7,700 HKD
As of November 1, 2026
Save $6,427 AUD (82%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $7,830 AUD at Brilliant Earth · As of October 31, 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 F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG790673469 or 790673469. Listed at 21 retailers as of October 31, 2026, with prices from $1,403 to $7,830, a $6,427 spread on the same certified stone. Brilliant Earth lists it at $7,830. 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
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790673469
Dimensions11.24 × 11.31 × 7.01 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.24 mm11.31 mm5.51 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790673469
Side View
Table 58.0%Crown 34.6°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.2%

Caratlytics Score

How it works →
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: Nov 1
Current: $7,830 AUD|Low: $1,145 AUD|High: $7,830 AUD|Avg: $3,214 AUD
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 31, 2026
Retailer 10$1,157 AUD
Retailer 12$1,403 AUD
Retailer 17$1,575 AUD
Retailer 9$1,768 AUD
Retailer 11$1,819 AUD
Retailer 16$1,851 AUD
Retailer 18$1,907 AUD
Retailer 6$1,945 AUD
Retailer 15$2,478 AUD
Retailer 5$2,685 AUD
Retailer 8$3,128 AUD
Retailer 13$4,040 AUD
Retailer 7$4,091 AUD
Retailer 3$4,719 AUD
Retailer 2$5,283 AUD
Retailer 14$5,709 AUD
Retailer 4$6,057 AUD
Brilliant Earth$7,830 AUD

32 data points across 18 retailers

21 retailers$1,403 AUD to $7,830 AUD

Retailer 1
-
$1,035 AUD
$727 USD
Price last confirmed 18 days ago
Retailer 2
-
$1,126 AUD
$791 USD
View
Price last confirmed 19 days ago
Retailer 3
-
$1,200 AUD
$843 USD
View
Price last confirmed 16 days ago
A
Retailer 4
-
$1,403 AUD
HK$7,700 HKD
View
A
Retailer 5
-
$1,575 AUD
£871 GBP
View
A
Retailer 6
-
$1,768 AUD
$1,242 USD
View
A
Retailer 7
-
$1,819 AUD
€1,217 EUR
View
A
Retailer 8
-
$1,851 AUD
$1,300 USD
View
A
Retailer 9
-
$1,907 AUD
£1,055 GBP
View
B+
Retailer 10
-
$1,945 AUD
$1,366 USD
View
B+
Retailer 11
-
$2,478 AUD
View
B+
Retailer 12
-
$2,685 AUD
$1,886 USD
View
B+
Retailer 13
-
$3,128 AUD
$2,197 USD
View
Retailer 14
-
$3,374 AUD
$2,370 USD
View
Price last confirmed 18 days ago
B
Retailer 15
-
$4,040 AUD
SGD 3,835 SGD
View
B
Retailer 16
-
$4,091 AUD
$2,874 USD
View
Retailer 17
-
$4,719 AUD
£2,610 GBP
View
Price last confirmed 7 days ago
B
Retailer 18
-
$5,283 AUD
View
B
Retailer 19
-
$5,709 AUD
$4,010 USD
View
Retailer 20
-
$6,057 AUD
$4,255 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
19083305A · Oct 31
$7,830 AUD
$5,500 USD
View
20 more retailers have this diamond
Prices start from $1,403 AUDSave up to $6,427 AUD

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
$1,403 AUD