CaratHunter
Plans
Round|Lab Grown|IGI

5.51ct G VS2 Round Lab Grown Diamond

ID • G/VS2 • IGI LG585398133

Shape and cutting style on the report: Round brilliant

Certificate IGI LG585398133

Diamond specifications and retailer prices

From $1,986 AUD
$1,395 USD
As of October 31, 2026
Save $7,410 AUD (79%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $9,396 AUD at Brilliant Earth · As of October 26, 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 LG585398133 or 585398133. Listed at 16 retailers as of October 26, 2026, with prices from $1,986 to $9,396, a $7,410 spread on the same certified stone. Brilliant Earth lists it at $9,396. 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 angle35.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG585398133
Dimensions11.29 × 11.25 × 7.03 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
11.29 mm11.25 mm5.51 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG585398133
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.3%

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: $9,396 AUD|Low: $819 AUD|High: $9,837 AUD|Avg: $3,319 AUD|-4.5%
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
October 31, 2026
Retailer 5$1,145 AUD
Retailer 6$1,186 AUD
Retailer 7$1,986 AUD
Retailer 2$2,028 AUD
Retailer 13$2,083 AUD
Retailer 8$2,158 AUD
Retailer 4$2,283 AUD
Retailer 12$2,866 AUD
Retailer 10$3,264 AUD
Retailer 14$4,443 AUD
Retailer 3$4,926 AUD
Retailer 11$5,203 AUD
Retailer 9$5,352 AUD
Brilliant Earth$9,396 AUD

39 data points across 14 retailers

16 retailers$1,986 AUD to $9,396 AUD

Retailer 1
-
$1,022 AUD
$718 USD
Price last confirmed 38 days ago
Retailer 2
-
$1,112 AUD
$781 USD
View
Price last confirmed 38 days ago
Retailer 3
-
$1,170 AUD
$822 USD
View
Price last confirmed 34 days ago
A
Retailer 4
-
$1,986 AUD
$1,395 USD
View
A
Retailer 5
-
$2,028 AUD
€1,357 EUR
View
B+
Retailer 6
-
$2,083 AUD
$1,463 USD
View
B+
Retailer 7
-
$2,158 AUD
£1,194 GBP
View
B+
Retailer 8
-
$2,283 AUD
$1,604 USD
View
B+
Retailer 9
-
$2,866 AUD
$2,013 USD
View
B+
Retailer 10
-
$3,264 AUD
$2,293 USD
View
Retailer 11
-
$3,335 AUD
$2,343 USD
View
Price last confirmed 34 days ago
B
Retailer 12
-
$4,443 AUD
$3,121 USD
View
Retailer 13
-
$4,926 AUD
$3,460 USD
View
Price last confirmed 13 days ago
Retailer 14
-
$5,203 AUD
$3,655 USD
View
Price last confirmed 10 days ago
B
Retailer 15
-
$5,352 AUD
£2,960 GBP
View
Most Expensive
B
Brilliant Earth
7627984A · Oct 26
$9,396 AUD
$6,600 USD
View
15 more retailers have this diamond
Prices start from $1,986 AUDSave up to $7,410 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
$1,986 AUD