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Heart|Lab Grown|IGI

0.78ct E VVS2 Heart Lab Grown Diamond

EX • E/VVS2 • IGI LG524243730

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG524243730

Diamond specifications and retailer prices

From $639 NZD
$360 USD
As of October 30, 2026
Save $1,964 NZD (75%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $2,992 NZD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 0.78ct lab-grown heart diamond

This 0.78ct lab-grown heart sits in the just-under-one-carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG524243730 or 524243730. Listed at 5 retailers as of October 29, 2026, with a 307% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.78
Carat
E
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.8°
Pavilion angle42.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG524243730
Dimensions5.68 × 6.58 × 3.72 mm
L/W Ratio1.16
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
5.68 mm6.58 mm0.78 ctE / VVS2
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG524243730
Side View
Table 62.0%Crown 35.8°Girdle: THN-STKPavilion 42.2°Culet: NoneDepth 56.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,145 NZD|Low: $639 NZD|High: $2,992 NZD|Avg: $1,607 NZD|+3.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Taylor and Hart
November 1, 2026
Retailer 4$639 NZD
Retailer 7$923 NZD
Retailer 5$995 NZD
Retailer 3$1,059 NZD
Retailer 1$1,145 NZD
Retailer 6$2,596 NZD
Retailer 2$2,603 NZD
Taylor and Hart$2,992 NZD

41 data points across 8 retailers

5 retailers$639 NZD to $2,603 NZD

B+
Cheapest Retailer
-
$639 NZD
$360 USD
B
Retailer 2
-
$1,059 NZD
$597 USD
View
B
Retailer 3
-
$1,145 NZD
£508 GBP
View
B
Retailer 4
-
$2,603 NZD
£1,155 GBP
View
Most Expensive
Taylor and Hart
N8D0BRH · Oct 31
$2,992 NZD
$1,686 USD
View
Price under review
4 more retailers have this diamond
Prices start from $639 NZDSave up to $1,964 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.

B+
0.78ct Heart
$639 NZD