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Heart|Lab Grown|IGI

0.91ct D SI1 Heart Lab Grown Diamond

ID • D/SI1 • IGI LG613382974

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG613382974

Diamond specifications and retailer prices

From €125 EUR
$140 USD
As of October 30, 2026
Save €602 EUR (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €728 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 0.91ct lab-grown heart diamond

This 0.91ct lab-grown heart sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG613382974 or 613382974. Listed at 16 retailers as of October 30, 2026, with prices from €125 to €728, a €602 spread on the same certified stone. MOH London lists it at €728. 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

0.91
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG613382974
Dimensions6.19 × 6.74 × 3.83 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
6.19 mm6.74 mm0.91 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG613382974
Side View
Table 56.0%Crown 33.3°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 56.8%

Caratlytics Score

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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: €728 EUR|Low: €125 EUR|High: €1,177 EUR|Avg: €347 EUR|-38.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 1, 2026
Retailer 15€125 EUR
Retailer 12€146 EUR
Retailer 3€156 EUR
Retailer 4€156 EUR
Retailer 14€206 EUR
Retailer 6€236 EUR
Retailer 9€258 EUR
Retailer 2€264 EUR
Retailer 7€290 EUR
Retailer 11€320 EUR
Retailer 5€439 EUR
Retailer 8€483 EUR
Retailer 16€500 EUR
Retailer 10€510 EUR
Retailer 13€528 EUR
MOH London€728 EUR

36 data points across 16 retailers

16 retailers€125 EUR to €728 EUR

A
Cheapest Retailer
-
€125 EUR
$140 USD
A
Retailer 2
-
€146 EUR
$163 USD
View
A
Retailer 3
-
€156 EUR
$174 USD
View
A
Retailer 4
-
€156 EUR
$174 USD
View
Retailer 5
-
€206 EUR
£182 GBP
View
Price last confirmed 15 days ago
A
Retailer 6
-
€236 EUR
$264 USD
View
A
Retailer 7
-
€258 EUR
View
B+
Retailer 8
-
€264 EUR
£232 GBP
View
B+
Retailer 9
-
€290 EUR
$324 USD
View
B+
Retailer 10
-
€320 EUR
£282 GBP
View
B
Retailer 11
-
€439 EUR
$490 USD
View
B
Retailer 12
-
€483 EUR
$540 USD
View
B
Retailer 13
-
€500 EUR
$559 USD
View
B
Retailer 14
-
€510 EUR
$570 USD
View
B
Retailer 15
-
€528 EUR
$590 USD
View
Most Expensive
B
MOH London
LG613382974 · Nov 1
€728 EUR
£640 GBP
View
15 more retailers have this diamond
Prices start from €125 EURSave up to €602 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
0.91ct Heart
€125 EUR