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Heart|Lab Grown|IGI

3.50ct E VS1 Heart Lab Grown Diamond

EX • E/VS1 • IGI LG758504282

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG758504282

Diamond specifications and retailer prices

From $2,359 NZD
£1,047 GBP
As of November 1, 2026
Save $3,562 NZD (60%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $5,921 NZD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 3.5ct lab-grown heart diamond

This 3.5ct lab-grown heart sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG758504282 or 758504282. Listed at 5 retailers as of October 31, 2026, with prices from $2,359 to $5,921, a $3,562 spread on the same certified stone. Taylor and Hart lists it at $5,921. 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

3.50
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG758504282
Dimensions9.34 × 10.31 × 6.16 mm
L/W Ratio1.10
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.34 mm10.31 mm3.50 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG758504282
Side View
Table 58.0%Crown 36.2°Girdle: MED-VTKPavilion 39.5°Culet: NoneDepth 59.7%

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 1
Current: $2,359 NZD|Low: $2,309 NZD|High: $5,921 NZD|Avg: $3,608 NZD|+2.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Taylor and Hart
November 1, 2026
Retailer 1$2,359 NZD
Retailer 3$2,388 NZD
Retailer 5$2,626 NZD
Retailer 4$2,876 NZD
Retailer 2$5,807 NZD
Taylor and Hart$5,921 NZD

41 data points across 6 retailers

5 retailers$2,359 NZD to $5,921 NZD

A
Cheapest Retailer
-
$2,359 NZD
£1,047 GBP
A
Retailer 2
-
$2,388 NZD
$1,346 USD
View
B+
Retailer 3
-
$2,876 NZD
$1,621 USD
View
B
Retailer 4
-
$5,807 NZD
£2,577 GBP
View
Most Expensive
B
Taylor and Hart
K9YPJN7 · Oct 31
$5,921 NZD
$3,337 USD
View
4 more retailers have this diamond
Prices start from $2,359 NZDSave up to $3,562 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
3.50ct Heart
$2,359 NZD