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Heart|Lab Grown|IGI

4.55ct E VVS2 Heart Lab Grown Diamond

EX • E/VVS2 • IGI LG712536491

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG712536491

Diamond specifications and retailer prices

From $1,418 NZD
$799 USD
As of October 29, 2026
Save $13,628 NZD (91%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $15,046 NZD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 4.55ct lab-grown heart diamond

This 4.55ct lab-grown heart sits in the three to five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG712536491 or 712536491. Listed at 16 retailers as of October 29, 2026, with prices from $1,418 to $15,046, a $13,628 spread on the same certified stone. Brilliant Earth lists it at $15,046. 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

4.55
Carat
E
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG712536491
Dimensions9.78 × 11.58 × 6.97 mm
L/W Ratio1.18
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.78 mm11.58 mm4.55 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG712536491
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 60.2%

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: Oct 29
Current: $15,046 NZD|Low: $1,231 NZD|High: $18,754 NZD|Avg: $4,101 NZD|-19.8%
Brilliant Earth
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
Retailer 15
Retailer 16
Retailer 17
October 31, 2026
Retailer 15$1,231 NZD
Retailer 16$1,418 NZD
Retailer 6$1,450 NZD
Retailer 5$1,469 NZD
Retailer 13$1,810 NZD
Retailer 7$2,244 NZD
Retailer 10$2,357 NZD
Retailer 17$2,385 NZD
Retailer 12$3,128 NZD
Retailer 2$3,150 NZD
Retailer 14$3,620 NZD
Retailer 8$3,662 NZD
Retailer 3$4,795 NZD
Retailer 4$5,014 NZD
Retailer 9$5,067 NZD
Retailer 11$5,802 NZD
Brilliant Earth$15,046 NZD

36 data points across 17 retailers

16 retailers$1,418 NZD to $15,046 NZD

Retailer 1
-
$1,231 NZD
£546 GBP
Price last confirmed 13 days ago
A
Retailer 2
-
$1,418 NZD
$799 USD
View
Final sale: no returns
Retailer 3
-
$1,450 NZD
$817 USD
View
Price last confirmed 33 days ago
A
Retailer 4
-
$1,810 NZD
$1,020 USD
View
A
Retailer 5
-
$2,244 NZD
$1,265 USD
View
A
Retailer 6
-
$2,357 NZD
£1,046 GBP
View
B+
Retailer 7
-
$2,385 NZD
$1,344 USD
View
A
Retailer 8
-
$3,128 NZD
ZAR 28,484 ZAR
View
A
Retailer 9
-
$3,150 NZD
A$2,731 AUD
View
B+
Retailer 10
-
$3,620 NZD
$2,040 USD
View
B+
Retailer 11
-
$3,662 NZD
$2,064 USD
View
B+
Retailer 12
-
$4,795 NZD
$2,702 USD
View
B+
Retailer 13
-
$5,014 NZD
$2,826 USD
View
B+
Retailer 14
-
$5,067 NZD
$2,856 USD
View
B+
Retailer 15
-
$5,802 NZD
£2,575 GBP
View
Most Expensive
B
Brilliant Earth
14871371A · Oct 30
$15,046 NZD
$8,480 USD
View
15 more retailers have this diamond
Prices start from $1,418 NZDSave up to $13,628 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
4.55ct Heart
$1,418 NZD