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 $770 USD
As of October 30, 2026
Save $2,766 USD (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,536 USD 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 25, 2026, with prices from $770 to $3,536, a $2,766 spread on the same certified stone. MOH London lists it at $3,536. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $3,536 USD|Low: $770 USD|High: $3,536 USD|Avg: $1,628 USD
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$770 USD
Retailer 14$861 USD
Retailer 5$884 USD
Retailer 3$893 USD
Retailer 9$1,005 USD
Retailer 2$1,089 USD
Retailer 6$1,278 USD
Retailer 8$1,368 USD
Retailer 11$1,648 USD
Retailer 10$2,123 USD
Retailer 4$2,187 USD
Retailer 7$2,510 USD
Retailer 12$3,018 USD
MOH London$3,536 USD

14 data points across 14 retailers

14 retailers$770 USD to $3,536 USD

A
Cheapest Retailer
-
$770 USD
A
Retailer 2
-
$861 USD
View
Final sale: no returns
A
Retailer 3
-
$884 USD
View
A
Retailer 4
-
$893 USD
View
A
Retailer 5
-
$1,005 USD
View
A
Retailer 6
-
$1,089 USD
£857 GBP
View
A
Retailer 7
-
$1,278 USD
View
A
Retailer 8
-
$1,368 USD
£1,077 GBP
View
B+
Retailer 9
-
$1,648 USD
View
B+
Retailer 10
-
$2,123 USD
View
B+
Retailer 11
-
$2,187 USD
ZAR 35,335 ZAR
View
B
Retailer 12
-
$2,510 USD
View
B
Retailer 13
-
$3,018 USD
View
Most Expensive
B
MOH London
LG700547526 · Oct 25
$3,536 USD
£2,784 GBP
View
13 more retailers have this diamond
Prices start from $770 USDSave up to $2,766 USD

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
$770 USD