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Round|Lab Grown|IGI

5.51ct G VS2 Round Lab Grown Diamond

ID • G/VS2 • IGI LG608358983

Shape and cutting style on the report: Round brilliant

Certificate IGI LG608358983

Diamond specifications and retailer prices

From $1,913 AUD
$1,344 USD
As of October 30, 2026
Save $7,482 AUD (80%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $9,396 AUD at Brilliant Earth · As of October 30, 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 LG608358983 or 608358983. Listed at 16 retailers as of October 30, 2026, with prices from $1,913 to $9,396, a $7,482 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 angle34.5°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG608358983
Dimensions11.35 × 11.32 × 6.95 mm
L/W Ratio1.00
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
11.35 mm11.32 mm5.51 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG608358983
Side View
Table 59.0%Crown 34.5°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.3%

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 30
Current: $9,396 AUD|Low: $1,186 AUD|High: $9,837 AUD|Avg: $3,259 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
October 31, 2026
Retailer 5$1,186 AUD
Retailer 10$1,633 AUD
Retailer 11$1,913 AUD
Retailer 7$1,970 AUD
Retailer 6$1,986 AUD
Retailer 13$2,009 AUD
Retailer 2$2,028 AUD
Retailer 12$2,814 AUD
Retailer 9$2,951 AUD
Retailer 3$4,195 AUD
Retailer 4$4,282 AUD
Retailer 8$4,880 AUD
Brilliant Earth$9,396 AUD

39 data points across 13 retailers

16 retailers$1,913 AUD to $9,396 AUD

Retailer 1
-
$1,022 AUD
$718 USD
Price last confirmed 36 days ago
Retailer 2
-
$1,112 AUD
$781 USD
View
Price last confirmed 37 days ago
Retailer 3
-
$1,170 AUD
$822 USD
View
Price last confirmed 34 days ago
Retailer 4
-
$1,633 AUD
£903 GBP
View
Price last confirmed 14 days ago
A
Retailer 5
-
$1,913 AUD
$1,344 USD
View
A
Retailer 6
-
$1,970 AUD
£1,090 GBP
View
B+
Retailer 7
-
$1,986 AUD
$1,395 USD
View
B+
Retailer 8
-
$2,009 AUD
$1,411 USD
View
A
Retailer 9
-
$2,028 AUD
€1,357 EUR
View
B+
Retailer 10
-
$2,814 AUD
$1,977 USD
View
B+
Retailer 11
-
$2,951 AUD
$2,073 USD
View
Retailer 12
-
$3,335 AUD
$2,343 USD
View
Price last confirmed 33 days ago
B
Retailer 13
-
$4,195 AUD
$2,947 USD
View
Retailer 14
-
$4,282 AUD
$3,008 USD
View
Price last confirmed 13 days ago
B
Retailer 15
-
$4,880 AUD
£2,699 GBP
View
Most Expensive
B
Brilliant Earth
8695080A · Oct 30
$9,396 AUD
$6,600 USD
View
15 more retailers have this diamond
Prices start from $1,913 AUDSave up to $7,482 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
$1,913 AUD