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Heart|Lab Grown|IGI

5.31ct H VVS2 Heart Lab Grown Diamond

EX • H/VVS2 • IGI LG840660274

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG840660274

Diamond specifications and retailer prices

From $1,441 NZD
$812 USD
As of November 1, 2026
Save $7,768 NZD (84%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $9,209 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 5.31ct lab-grown heart diamond

This 5.31ct lab-grown heart sits in the over five carat band, graded H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG840660274 or 840660274. Listed at 3 retailers as of October 31, 2026, with prices from $1,441 to $9,209, a $7,768 spread on the same certified stone. Brilliant Earth lists it at $9,209. 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

5.31
Carat
H
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840660274
Dimensions10.72 × 11.86 × 7.12 mm
L/W Ratio1.11
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.72 mm11.86 mm5.31 ctH / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840660274
Side View
Table 56.0%Crown 34.3°Girdle: STK-THKPavilion 40°Culet: NoneDepth 60.0%

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: $9,209 NZD|Low: $1,441 NZD|High: $14,407 NZD|Avg: $6,779 NZD|-36.1%
Brilliant Earth
Retailer 2
Retailer 3
November 1, 2026
Retailer 3$1,441 NZD
Retailer 2$2,479 NZD
Brilliant Earth$9,209 NZD

29 data points across 3 retailers

3 retailers$1,441 NZD to $9,209 NZD

A
Cheapest Retailer
-
$1,441 NZD
$812 USD
Final sale: no returns
A
Retailer 2
-
$2,479 NZD
£1,100 GBP
View
Most Expensive
B
Brilliant Earth
21704100A · Oct 31
$9,209 NZD
$5,190 USD
View
2 more retailers have this diamond
Prices start from $1,441 NZDSave up to $7,768 NZD

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
5.31ct Heart
$1,441 NZD