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Heart|Lab Grown|IGI

3.51ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG700547526

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG700547526

Diamond specifications and retailer prices

From $1,366 NZD
$770 USD
As of October 30, 2026
Save $3,989 NZD (74%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,273 NZD at MOH London · As of October 25, 2026
View at MOH London

About this 3.51ct lab-grown heart diamond

This 3.51ct 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 LG700547526 or 700547526. Listed at 14 retailers as of October 30, 2026, with a 292% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.51
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.7°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG700547526
Dimensions9.65 × 10.24 × 5.94 mm
L/W Ratio1.06
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.65 mm10.24 mm3.51 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG700547526
Side View
Table 63.0%Crown 35.7°Girdle: STK-THKPavilion 41.1°Culet: NoneDepth 58.0%

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 30
Current: $6,273 NZD|Low: $1,366 NZD|High: $6,273 NZD|Avg: $2,889 NZD
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 1, 2026
Retailer 13$1,366 NZD
Retailer 14$1,528 NZD
Retailer 5$1,568 NZD
Retailer 3$1,584 NZD
Retailer 9$1,783 NZD
Retailer 2$1,932 NZD
Retailer 6$2,268 NZD
Retailer 8$2,428 NZD
Retailer 11$2,924 NZD
Retailer 10$3,767 NZD
Retailer 4$3,881 NZD
Retailer 7$4,453 NZD
Retailer 12$5,355 NZD
MOH London$6,273 NZD

14 data points across 14 retailers

14 retailers$1,366 NZD to $5,355 NZD

A
Cheapest Retailer
-
$1,366 NZD
$770 USD
A
Retailer 2
-
$1,528 NZD
$861 USD
View
Final sale: no returns
A
Retailer 3
-
$1,568 NZD
$884 USD
View
A
Retailer 4
-
$1,584 NZD
$893 USD
View
A
Retailer 5
-
$1,783 NZD
$1,005 USD
View
A
Retailer 6
-
$1,932 NZD
£857 GBP
View
A
Retailer 7
-
$2,268 NZD
$1,278 USD
View
A
Retailer 8
-
$2,428 NZD
£1,077 GBP
View
B+
Retailer 9
-
$2,924 NZD
$1,648 USD
View
B+
Retailer 10
-
$3,767 NZD
$2,123 USD
View
B+
Retailer 11
-
$3,881 NZD
ZAR 35,335 ZAR
View
B+
Retailer 12
-
$4,453 NZD
$2,510 USD
View
B
Retailer 13
-
$5,355 NZD
$3,018 USD
View
Most Expensive
B
MOH London
LG700547526 · Oct 25
$6,273 NZD
£2,784 GBP
View
Price last confirmed 7 days ago
13 more retailers have this diamond
Prices start from $1,366 NZDSave up to $3,989 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
3.51ct Heart
$1,366 NZD