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Round|Lab Grown|IGI

2.51ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG720508164

Shape and cutting style on the report: Round brilliant

Certificate IGI LG720508164

Diamond specifications and retailer prices

From $722 AUD
$507 USD
As of October 29, 2026
Save $3,037 AUD (81%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $4,877 AUD at Rare Carat · As of July 12, 2026
View at Rare Carat

About this 2.51ct lab-grown round diamond

This 2.51ct lab-grown round sits in the two to three carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG720508164 or 720508164. Listed at 26 retailers as of October 29, 2026, with a 421% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

2.51
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG720508164
Dimensions8.75 × 8.82 × 5.28 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.75 mm8.82 mm2.51 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG720508164
Side View
Table 59.0%Crown 33.2°Girdle: MediumPavilion 40.9°Culet: NoneDepth 60.1%

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 29
Current: $888 AUD|Low: $722 AUD|High: $4,051 AUD|Avg: $1,845 AUD|+10.1%
Retailer 1
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
October 30, 2026
Retailer 17$722 AUD
Retailer 16$809 AUD
Retailer 1$888 AUD
Retailer 3$895 AUD
Retailer 5$1,136 AUD
Retailer 7$1,260 AUD
Retailer 15$1,260 AUD
Retailer 13$1,371 AUD
Retailer 8$1,405 AUD
Retailer 11$1,487 AUD
Retailer 10$1,989 AUD
Retailer 14$2,161 AUD
Retailer 4$2,311 AUD
Retailer 2$2,355 AUD
Retailer 9$3,321 AUD
Retailer 6$3,532 AUD
Retailer 12$3,759 AUD

33 data points across 17 retailers

26 retailers$722 AUD to $3,759 AUD

A
Cheapest Retailer
-
$722 AUD
$507 USD
A
Retailer 2
-
$809 AUD
$568 USD
View
A
Retailer 3
-
$888 AUD
$624 USD
View
Final sale: no returns
A
Retailer 4
-
$895 AUD
$629 USD
View
A
Retailer 5
-
$1,020 AUD
HK$5,600 HKD
View
Retailer 6
-
$1,136 AUD
£628 GBP
View
Price last confirmed 18 days ago
A
Retailer 7
-
$1,260 AUD
$885 USD
View
A
Retailer 8
-
$1,260 AUD
$885 USD
View
A
Retailer 9
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$1,268 AUD
$891 USD
View
A
Retailer 10
-
$1,371 AUD
€917 EUR
View
A
Retailer 11
-
$1,405 AUD
View
A
Retailer 12
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$1,487 AUD
£822 GBP
View
B+
Retailer 13
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$1,970 AUD
$1,384 USD
View
B+
Retailer 14
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$1,989 AUD
View
B+
Retailer 15
-
$2,091 AUD
$1,469 USD
View
B+
Retailer 16
-
$2,161 AUD
ZAR 24,522 ZAR
View
B+
Retailer 17
-
$2,311 AUD
$1,623 USD
View
B+
Retailer 18
-
$2,355 AUD
$1,654 USD
View
B
Retailer 19
-
$2,915 AUD
$2,047 USD
View
B
Retailer 20
-
$2,972 AUD
SGD 2,821 SGD
View
B
Retailer 21
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$3,088 AUD
$2,169 USD
View
B
Retailer 22
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$3,095 AUD
$2,174 USD
View
B
Retailer 23
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$3,321 AUD
$2,333 USD
View
Retailer 24
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$3,532 AUD
View
Price last confirmed 23 days ago
B
Retailer 25
-
$3,759 AUD
£2,079 GBP
View
Most Expensive
Rare Carat
38515-1189-30 · Jul 12
$4,877 AUD
$3,426 USD
View
Price last confirmed 110 days ago
25 more retailers have this diamond
Prices start from $722 AUDSave up to $3,037 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
2.51ct Round
$722 AUD