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Heart|Lab Grown|IGI

0.78ct F VS1 Heart Lab Grown Diamond

ID • F/VS1 • IGI LG840611791

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG840611791

Diamond specifications and retailer prices

From $346 NZD
As of November 6, 2026
Save $2,128 NZD (86%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,474 NZD at MOH London · As of November 5, 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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG840611791 or 840611791. Listed at 12 retailers as of November 5, 2026, with prices from $346 to $2,474, a $2,128 spread on the same certified stone. MOH London lists it at $2,474. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.78
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle31.3°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840611791
Dimensions6.64 × 5.92 × 3.51 mm
L/W Ratio1.12
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.64 mm5.92 mm0.78 ctF / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG840611791
Side View
Table 57.0%Crown 31.3°Girdle: MED-STKPavilion 37.7°Culet: NoneDepth 52.9%

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 6
Current: $2,474 NZD|Low: $346 NZD|High: $2,534 NZD|Avg: $839 NZD|-2.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 11$346 NZD
Retailer 3$487 NZD
Retailer 4$496 NZD
Retailer 2$529 NZD
Retailer 7$561 NZD
Retailer 6$646 NZD
Retailer 8$750 NZD
Retailer 10$821 NZD
Retailer 9$924 NZD
Retailer 5$1,055 NZD
MOH London$2,474 NZD

28 data points across 11 retailers

12 retailers$346 NZD to $2,474 NZD

A
Cheapest Retailer
-
$346 NZD
B+
Retailer 2
-
$487 NZD
View
B+
Retailer 3
-
$496 NZD
View
B+
Retailer 4
-
$529 NZD
View
B+
Retailer 5
-
$561 NZD
View
B+
Retailer 6
-
$646 NZD
View
B+
Retailer 7
-
$750 NZD
View
B
Retailer 8
-
$821 NZD
View
B
Retailer 9
-
$924 NZD
View
B
Retailer 10
-
$1,055 NZD
View
B
Retailer 11
-
$1,191 NZD
View
Most Expensive
B
MOH London
LG840611791 · Nov 5
$2,474 NZD
£1,080 GBP
View
11 more retailers have this diamond
Prices start from $346 NZDSave up to $2,128 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
0.78ct Heart
$346 NZD