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Heart|Lab Grown|IGI

1.09ct E SI1 Heart Lab Grown Diamond

VG • E/SI1 • IGI LG846649828

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG846649828

Diamond specifications and retailer prices

From €143 EUR
As of November 6, 2026
Save €811 EUR (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €954 EUR at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.09ct lab-grown heart diamond

This 1.09ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG846649828 or 846649828. Listed at 17 retailers as of November 6, 2026, with prices from €143 to €954, a €811 spread on the same certified stone. Reve Diamonds lists it at €954. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.09
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle25.7°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846649828
Dimensions7.17 × 7.25 × 3.82 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.17 mm7.25 mm1.09 ctE / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846649828
Side View
Table 58.0%Crown 25.7°Girdle: MED-STKPavilion 39.3°Culet: NoneDepth 52.7%

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: Nov 6
Current: €228 EUR|Low: €143 EUR|High: €954 EUR|Avg: €414 EUR|-0.8%
Retailer 1
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
Reve Diamonds
November 6, 2026
Retailer 16€143 EUR
Retailer 2€159 EUR
Retailer 13€166 EUR
Retailer 3€177 EUR
Retailer 1€228 EUR
Retailer 7€240 EUR
Retailer 6€298 EUR
Retailer 11€305 EUR
Retailer 9€309 EUR
Retailer 4€337 EUR
Retailer 5€465 EUR
Retailer 12€485 EUR
Retailer 14€571 EUR
Retailer 15€602 EUR
Retailer 8€619 EUR
Retailer 10€827 EUR
Reve Diamonds€954 EUR

18 data points across 17 retailers

17 retailers€143 EUR to €954 EUR

A
Cheapest Retailer
-
€143 EUR
A
Retailer 2
-
€159 EUR
View
Final sale: no returns
A
Retailer 3
-
€166 EUR
View
A
Retailer 4
-
€177 EUR
View
A
Retailer 5
-
€228 EUR
View
B+
Retailer 6
-
€240 EUR
View
B+
Retailer 7
-
€298 EUR
View
B+
Retailer 8
-
€305 EUR
View
B+
Retailer 9
-
€309 EUR
View
B+
Retailer 10
-
€337 EUR
View
B
Retailer 11
-
€465 EUR
View
B
Retailer 12
-
€485 EUR
View
B
Retailer 13
-
€571 EUR
View
B
Retailer 14
-
€602 EUR
View
B
Retailer 15
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€619 EUR
View
B
Retailer 16
-
€827 EUR
View
Most Expensive
B
Reve Diamonds
BFCC5506C · Nov 6
€954 EUR
$1,065 USD
View
16 more retailers have this diamond
Prices start from €143 EURSave up to €811 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
1.09ct Heart
€143 EUR