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Heart|Lab Grown|IGI

3.00ct G SI1 Heart Lab Grown Diamond

EX • G/SI1 • IGI LG698508575

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG698508575

Diamond specifications and retailer prices

From €370 EUR
$413 USD
As of October 30, 2026
Save €1,314 EUR (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €1,684 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 3ct lab-grown heart diamond

This 3ct lab-grown heart sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG698508575 or 698508575. Listed at 12 retailers as of October 30, 2026, with prices from €370 to €1,684, a €1,314 spread on the same certified stone. MOH London lists it at €1,684. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.00
Carat
G
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG698508575
Dimensions8.83 × 10.09 × 5.66 mm
L/W Ratio1.14
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.83 mm10.09 mm3.00 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG698508575
Side View
Table 61.0%Crown 37°Girdle: MED-THKPavilion 39°Culet: NoneDepth 56.1%

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: €1,684 EUR|Low: €366 EUR|High: €1,760 EUR|Avg: €850 EUR|-3.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 10€370 EUR
Retailer 4€419 EUR
Retailer 12€458 EUR
Retailer 3€464 EUR
Retailer 6€591 EUR
Retailer 11€723 EUR
Retailer 9€728 EUR
Retailer 5€754 EUR
Retailer 8€950 EUR
Retailer 7€1,285 EUR
Retailer 2€1,473 EUR
MOH London€1,684 EUR

44 data points across 12 retailers

12 retailers€370 EUR to €1,684 EUR

A
Cheapest Retailer
-
€370 EUR
$413 USD
A
Retailer 2
-
€419 EUR
$468 USD
View
A
Retailer 3
-
€458 EUR
$512 USD
View
A
Retailer 4
-
€464 EUR
$518 USD
View
A
Retailer 5
-
€591 EUR
$660 USD
View
B+
Retailer 6
-
€723 EUR
$808 USD
View
A
Retailer 7
-
€728 EUR
$813 USD
View
A
Retailer 8
-
€754 EUR
£664 GBP
View
A
Retailer 9
-
€950 EUR
$1,061 USD
View
B+
Retailer 10
-
€1,285 EUR
$1,436 USD
View
B
Retailer 11
-
€1,473 EUR
$1,646 USD
View
Most Expensive
B
MOH London
LG698508575 · Nov 1
€1,684 EUR
£1,481 GBP
View
11 more retailers have this diamond
Prices start from €370 EURSave up to €1,314 EUR

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
3.00ct Heart
€370 EUR