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Heart|Lab Grown|IGI

4.12ct E VVS1 Heart Lab Grown Diamond

ID • E/VVS1 • IGI LG497145392

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG497145392

Diamond specifications and retailer prices

From $4,145 NZD
A$3,588 AUD
As of November 2, 2026
1 retailer carries this diamond
Only listing: $4,145 NZD at GemTrove
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at GemTrove

About this 4.12ct lab-grown heart diamond

This 4.12ct lab-grown heart sits in the three to five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG497145392 or 497145392. Listed at a single retailer as of November 2, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

4.12
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.5°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG497145392
Dimensions9.74 × 11.11 × 6.45 mm
L/W Ratio1.14
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
9.74 mm11.11 mm4.12 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG497145392
Side View
Table 54.5%Crown 38.5°Girdle: MED-THKPavilion 38.3°Culet: NoneDepth 58.1%

Caratlytics Score

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

Price History

Last verified: Nov 2
Current: $4,145 NZD|Low: $1,433 NZD|High: $19,337 NZD|Avg: $6,042 NZD
GemTrove
Retailer 2
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October 29, 2026
Retailer 16$1,433 NZD
Retailer 11$1,493 NZD
Retailer 10$2,142 NZD
Retailer 2$3,174 NZD
Retailer 13$3,411 NZD
Retailer 7$3,824 NZD
GemTrove$4,145 NZD
Retailer 3$4,527 NZD
Retailer 9$4,581 NZD
Retailer 12$5,087 NZD
Retailer 14$6,626 NZD
Retailer 4$7,182 NZD
Retailer 5$7,813 NZD
Retailer 15$10,232 NZD
Retailer 8$11,666 NZD
Retailer 6$19,337 NZD

5 data points across 16 retailers

1 retailer

B+
GemTrove
GT-L-01123887-98 · Nov 2
$4,145 NZD
A$3,588 AUD
View

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+
4.12ct Heart
$4,145 NZD