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Heart|Lab Grown|IGI

0.31ct F VVS2 Heart Lab Grown Diamond

ID • F/VVS2 • IGI LG821646680

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG821646680

Diamond specifications and retailer prices

From $128 NZD
As of November 6, 2026
Save $1,027 NZD (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,155 NZD at MOH London · As of November 7, 2026
View at MOH London

About this 0.31ct lab-grown heart diamond

This 0.31ct lab-grown heart sits in the sub-half-carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG821646680 or 821646680. Listed at 14 retailers as of November 6, 2026, with prices from $128 to $1,155, a $1,027 spread on the same certified stone. MOH London lists it at $1,155. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.31
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36.8°
Pavilion angle36.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821646680
Dimensions4.86 × 4.52 × 2.53 mm
L/W Ratio1.08
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
4.86 mm4.52 mm0.31 ctF / VVS2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG821646680
Side View
Table 67.0%Crown 36.8°Girdle: THN-MEDPavilion 36.9°Culet: NoneDepth 52.1%

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: $1,155 NZD|Low: $128 NZD|High: $1,633 NZD|Avg: $475 NZD|-28.5%
MOH London
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
November 7, 2026
Retailer 11$128 NZD
Retailer 12$148 NZD
Retailer 8$168 NZD
Retailer 5$216 NZD
Retailer 2$236 NZD
Retailer 7$281 NZD
Retailer 14$285 NZD
Retailer 9$319 NZD
Retailer 13$404 NZD
Retailer 6$433 NZD
Retailer 10$509 NZD
Retailer 4$617 NZD
Retailer 3$704 NZD
MOH London$1,155 NZD

40 data points across 14 retailers

14 retailers$128 NZD to $1,155 NZD

A
Cheapest Retailer
-
$128 NZD
A
Retailer 2
-
$148 NZD
View
A
Retailer 3
-
$168 NZD
View
A
Retailer 4
-
$216 NZD
View
A
Retailer 5
-
$236 NZD
View
B+
Retailer 6
-
$281 NZD
View
Retailer 7
-
$285 NZD
View
Price last confirmed 11 days ago
B+
Retailer 8
-
$319 NZD
View
Retailer 9
-
$404 NZD
View
Price last confirmed 10 days ago
Retailer 10
-
$433 NZD
View
Price last confirmed 26 days ago
B
Retailer 11
-
$509 NZD
View
Retailer 12
-
$617 NZD
View
Price last confirmed 11 days ago
Retailer 13
-
$704 NZD
View
Price last confirmed 12 days ago
Most Expensive
B
MOH London
LG821646680 · Nov 7
$1,155 NZD
£504 GBP
View
13 more retailers have this diamond
Prices start from $128 NZDSave up to $1,027 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
0.31ct Heart
$128 NZD