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Heart|Lab Grown|IGI

7.31ct E VS2 Heart Lab Grown Diamond

ID • E/VS2 • IGI LG622490556

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG622490556

Diamond specifications and retailer prices

From $2,188 NZD
$1,233 USD
As of October 30, 2026
Save $18,128 NZD (89%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $20,316 NZD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 7.31ct lab-grown heart diamond

This 7.31ct lab-grown heart sits in the over five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG622490556 or 622490556. Listed at 20 retailers as of October 30, 2026, with prices from $2,188 to $20,316, a $18,128 spread on the same certified stone. Brilliant Earth lists it at $20,316. 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

7.31
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle42.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG622490556
Dimensions11.66 × 13.95 × 7.81 mm
L/W Ratio1.20
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
11.66 mm13.95 mm7.31 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG622490556
Side View
Table 63.0%Crown 32.9°Girdle: MED-STKPavilion 42.4°Culet: NoneDepth 56.0%

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: $20,316 NZD|Low: $2,099 NZD|High: $24,539 NZD|Avg: $5,499 NZD|+3.1%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 31, 2026
Retailer 3$2,188 NZD
Retailer 7$2,379 NZD
Retailer 4$2,449 NZD
Retailer 5$2,537 NZD
Retailer 8$2,537 NZD
Retailer 13$2,848 NZD
Retailer 12$3,028 NZD
Retailer 9$3,410 NZD
Retailer 14$3,588 NZD
Retailer 2$3,653 NZD
Retailer 11$4,377 NZD
Retailer 6$4,755 NZD
Retailer 10$6,163 NZD
Retailer 18$7,282 NZD
Retailer 16$7,595 NZD
Retailer 15$8,164 NZD
Retailer 17$9,895 NZD
Brilliant Earth$20,316 NZD

44 data points across 18 retailers

20 retailers$2,188 NZD to $20,316 NZD

A
Cheapest Retailer
-
$2,188 NZD
$1,233 USD
A
Retailer 2
-
$2,379 NZD
$1,341 USD
View
A
Retailer 3
-
$2,449 NZD
$1,380 USD
View
Final sale: no returns
A
Retailer 4
-
$2,537 NZD
$1,430 USD
View
Retailer 5
-
$2,537 NZD
$1,430 USD
View
Price last confirmed 18 days ago
A
Retailer 6
-
$2,848 NZD
$1,605 USD
View
A
Retailer 7
-
$3,028 NZD
£1,344 GBP
View
A
Retailer 8
-
$3,410 NZD
$1,922 USD
View
B+
Retailer 9
-
$3,588 NZD
$2,022 USD
View
A
Retailer 10
-
$3,653 NZD
£1,621 GBP
View
A
Retailer 11
-
$4,377 NZD
$2,467 USD
View
A
Retailer 12
-
$4,755 NZD
$2,680 USD
View
B+
Retailer 13
-
$6,163 NZD
$3,474 USD
View
B+
Retailer 14
-
$7,104 NZD
$4,004 USD
View
B+
Retailer 15
-
$7,282 NZD
$4,104 USD
View
B+
Retailer 16
-
$7,595 NZD
$4,281 USD
View
B+
Retailer 17
-
$8,164 NZD
£3,623 GBP
View
B
Retailer 18
-
$8,897 NZD
$5,015 USD
View
Retailer 19
-
$9,895 NZD
A$8,580 AUD
View
Price last confirmed 22 days ago
Most Expensive
B
Brilliant Earth
10795436A · Oct 30
$20,316 NZD
$11,450 USD
View
19 more retailers have this diamond
Prices start from $2,188 NZDSave up to $18,128 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
7.31ct Heart
$2,188 NZD