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Heart|Lab Grown|IGI

1.07ct D SI1 Heart Lab Grown Diamond

VG • D/SI1 • IGI LG855609994

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG855609994

Diamond specifications and retailer prices

From €150 EUR
As of November 6, 2026
Save €774 EUR (84%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €924 EUR at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.07ct lab-grown heart diamond

This 1.07ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG855609994 or 855609994. Listed at 8 retailers as of November 6, 2026, with prices from €150 to €924, a €774 spread on the same certified stone. Reve Diamonds lists it at €924. 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

1.07
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle28.8°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG855609994
Dimensions6.43 × 7.32 × 3.91 mm
L/W Ratio1.14
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.43 mm7.32 mm1.07 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG855609994
Side View
Table 64.0%Crown 28.8°Girdle: MED-STKPavilion 37.7°Culet: NoneDepth 53.4%

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: Nov 6
Current: €316 EUR|Low: €150 EUR|High: €924 EUR|Avg: €355 EUR
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Reve Diamonds
November 6, 2026
Retailer 2€150 EUR
Retailer 3€197 EUR
Retailer 5€283 EUR
Retailer 6€304 EUR
Retailer 7€314 EUR
Retailer 1€316 EUR
Retailer 4€582 EUR
Reve Diamonds€924 EUR

2 data points across 8 retailers

8 retailers€150 EUR to €924 EUR

A
Cheapest Retailer
-
€150 EUR
Final sale: no returns
A
Retailer 2
-
€197 EUR
View
B+
Retailer 3
-
€283 EUR
View
B+
Retailer 4
-
€304 EUR
View
B+
Retailer 5
-
€314 EUR
View
B+
Retailer 6
-
€316 EUR
View
B
Retailer 7
-
€582 EUR
View
Most Expensive
B
Reve Diamonds
2B74F1D9E · Nov 6
€924 EUR
$1,031 USD
View
7 more retailers have this diamond
Prices start from €150 EURSave up to €774 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
1.07ct Heart
€150 EUR