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Heart|Lab Grown|IGI

0.78ct D VS2 Heart Lab Grown Diamond

EX • D/VS2 • IGI LG673412128

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG673412128

Diamond specifications and retailer prices

From $427 NZD
$240 USD
As of November 1, 2026
Save $1,052 NZD (71%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,478 NZD at MOH London · As of November 2, 2026
View at MOH London

About this 0.78ct lab-grown heart diamond

This 0.78ct lab-grown heart sits in the just-under-one-carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG673412128 or 673412128. Listed at 7 retailers as of November 1, 2026, with prices from $427 to $1,478, a $1,052 spread on the same certified stone. MOH London lists it at $1,478. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.78
Carat
D
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG673412128
Dimensions5.40 × 6.43 × 3.75 mm
L/W Ratio1.19
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.40 mm6.43 mm0.78 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG673412128
Side View
Table 62.0%Crown 36°Girdle: MED-THKPavilion 39°Culet: NoneDepth 58.3%

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: Nov 1
Current: $1,478 NZD|Low: $427 NZD|High: $1,497 NZD|Avg: $775 NZD|-0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 3, 2026
Retailer 5$427 NZD
Retailer 2$538 NZD
Retailer 3$689 NZD
Retailer 4$734 NZD
MOH London$1,478 NZD

41 data points across 5 retailers

7 retailers$427 NZD to $1,478 NZD

A
Cheapest Retailer
-
$427 NZD
$240 USD
A
Retailer 2
-
$501 NZD
$282 USD
View
B+
Retailer 3
-
$538 NZD
£239 GBP
View
B+
Retailer 4
-
$689 NZD
£305 GBP
View
B+
Retailer 5
-
$734 NZD
$413 USD
View
B
Retailer 6
-
$1,115 NZD
$627 USD
View
Most Expensive
B
MOH London
LG673412128 · Nov 2
$1,478 NZD
£655 GBP
View
6 more retailers have this diamond
Prices start from $427 NZDSave up to $1,052 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
0.78ct Heart
$427 NZD