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Heart|Lab Grown|IGI

0.71ct G SI1 Heart Lab Grown Diamond

ID • G/SI1 • IGI LG526288854

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG526288854

Diamond specifications and retailer prices

From $228 CAD
$162 USD
As of October 27, 2026
Save $732 CAD (76%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,327 CAD at MOH London · As of October 19, 2026
View at MOH London

About this 0.71ct lab-grown heart diamond

This 0.71ct lab-grown heart sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG526288854 or 526288854. Listed at 13 retailers as of October 26, 2026, with a 322% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.71
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle28.2°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG526288854
Dimensions6.29 × 5.76 × 3.62 mm
L/W Ratio1.09
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.29 mm5.76 mm0.71 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG526288854
Side View
Table 54.5%Crown 28.2°Girdle: STK-THKPavilion 41°Culet: NoneDepth 57.6%

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 27
Current: $1,327 CAD|Low: $180 CAD|High: $1,336 CAD|Avg: $565 CAD|+0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 28, 2026
Retailer 6$228 CAD
Retailer 4$254 CAD
Retailer 11$264 CAD
Retailer 8$282 CAD
Retailer 12$282 CAD
Retailer 2$497 CAD
Retailer 10$511 CAD
Retailer 3$605 CAD
Retailer 7$702 CAD
Retailer 9$909 CAD
Retailer 5$959 CAD
MOH London$1,327 CAD

42 data points across 12 retailers

13 retailers$228 CAD to $959 CAD

A
Cheapest Retailer
-
$228 CAD
$162 USD
A
Retailer 2
-
$254 CAD
$181 USD
View
Final sale: no returns
A
Retailer 3
-
$264 CAD
$188 USD
View
A
Retailer 4
-
$282 CAD
$201 USD
View
A
Retailer 5
-
$282 CAD
$201 USD
View
B+
Retailer 6
-
$497 CAD
£278 GBP
View
B+
Retailer 7
-
$511 CAD
$364 USD
View
B+
Retailer 8
-
$521 CAD
HK$2,900 HKD
View
B+
Retailer 9
-
$605 CAD
$431 USD
View
B
Retailer 10
-
$702 CAD
$500 USD
View
B
Retailer 11
-
$909 CAD
$647 USD
View
B
Retailer 12
-
$959 CAD
$683 USD
View
Most Expensive
B
MOH London
LG526288854 · Oct 19
$1,327 CAD
£744 GBP
View
Price last confirmed 10 days ago
12 more retailers have this diamond
Prices start from $228 CADSave up to $732 CAD

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
0.71ct Heart
$228 CAD