CaratHunter
Plans
Heart|Lab Grown|IGI

4.05ct E VVS1 Heart Lab Grown Diamond

EX • E/VVS1 • IGI LG723528923

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG723528923

Diamond specifications and retailer prices

From $4,038 NZD
$2,276 USD
As of October 31, 2026
Save $8,239 NZD (67%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $12,278 NZD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 4.05ct lab-grown heart diamond

This 4.05ct 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 LG723528923 or 723528923. Listed at 6 retailers as of October 31, 2026, with prices from $4,038 to $12,278, a $8,239 spread on the same certified stone. Taylor and Hart lists it at $12,278. 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

4.05
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG723528923
Dimensions10.53 × 11.02 × 6.16 mm
L/W Ratio1.05
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.53 mm11.02 mm4.05 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG723528923
Side View
Table 62.0%Crown 36.1°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 55.9%

Caratlytics Score

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

Price History

Last verified: Oct 31
Current: $11,811 NZD|Low: $4,038 NZD|High: $12,362 NZD|Avg: $7,480 NZD|+3.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Taylor and Hart
October 31, 2026
Retailer 3$4,038 NZD
Retailer 2$4,450 NZD
Retailer 6$4,475 NZD
Retailer 4$5,079 NZD
Retailer 5$10,100 NZD
Retailer 1$11,811 NZD
Taylor and Hart$12,278 NZD

37 data points across 7 retailers

6 retailers$4,038 NZD to $12,278 NZD

B+
Cheapest Retailer
-
$4,038 NZD
$2,276 USD
B+
Retailer 2
-
$4,450 NZD
$2,508 USD
View
Retailer 3
-
$5,079 NZD
£2,254 GBP
View
Price last confirmed 10 days ago
Retailer 4
-
$10,100 NZD
£4,482 GBP
View
Price last confirmed 11 days ago
B
Retailer 5
-
$11,811 NZD
A$10,241 AUD
View
Most Expensive
Taylor and Hart
JJPE5HE · Oct 31
$12,278 NZD
$6,920 USD
View
5 more retailers have this diamond
Prices start from $4,038 NZDSave up to $8,239 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.

B+
4.05ct Heart
$4,038 NZD