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Heart|Lab Grown|IGI

2.51ct G VVS2 Heart Lab Grown Diamond

ID • G/VVS2 • IGI LG840636617

Certificate IGI LG840636617

Diamond specifications and retailer prices

From $857 AUD
$602 USD
As of October 30, 2026
Save $3,471 AUD (80%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $4,328 AUD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.51ct lab-grown heart diamond

This 2.51ct lab-grown heart sits in the two to three carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG840636617 or 840636617. Listed at 6 retailers as of October 30, 2026, with prices from $857 to $4,328, a $3,471 spread on the same certified stone. Brilliant Earth lists it at $4,328. 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
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG840636617
Dimensions9.32 × 8.02 × 5.66 mm
L/W Ratio1.16
Top View
9.32 mm8.02 mm2.51 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840636617
Side View
Table 57.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 60.7%

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 30
Current: $4,328 AUD|Low: $857 AUD|High: $5,538 AUD|Avg: $1,663 AUD|-21.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 31, 2026
Retailer 3$857 AUD
Retailer 2$1,157 AUD
Retailer 4$1,227 AUD
Retailer 5$2,119 AUD
Retailer 6$2,520 AUD
Brilliant Earth$4,328 AUD

30 data points across 6 retailers

6 retailers$857 AUD to $4,328 AUD

B+
Cheapest Retailer
-
$857 AUD
$602 USD
A
Retailer 2
-
$1,157 AUD
£640 GBP
View
A
Retailer 3
-
$1,227 AUD
$862 USD
View
B+
Retailer 4
-
$2,119 AUD
$1,489 USD
View
B
Retailer 5
-
$2,520 AUD
£1,394 GBP
View
Most Expensive
B
Brilliant Earth
22199185A · Oct 30
$4,328 AUD
$3,040 USD
View
5 more retailers have this diamond
Prices start from $857 AUDSave up to $3,471 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 Heart
$857 AUD