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Heart|Lab Grown|IGI

1.13ct I SI1 Heart Lab Grown Diamond

VG • I/SI1 • IGI LG436045969

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG436045969

Diamond specifications and retailer prices

From €591 EUR
As of November 6, 2026
Save €3,146 EUR (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €3,737 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 1.13ct lab-grown heart diamond

This 1.13ct lab-grown heart sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG436045969 or 436045969. Listed at 10 retailers as of November 1, 2026, with prices from €591 to €3,737, a €3,146 spread on the same certified stone. MOH London lists it at €3,737. 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

1.13
Carat
I
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle30.9°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436045969
Dimensions7.21 × 6.52 × 4.34 mm
L/W Ratio1.11
Girdle conditionFaceted
Culet sizePointed
Top View
7.21 mm6.52 mm1.13 ctI / SI1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG436045969
Side View
Table 56.5%Crown 30.9°Girdle: MED-STKPavilion 41°Culet: NoneDepth 60.2%

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: €3,737 EUR|Low: €591 EUR|High: €3,782 EUR|Avg: €1,774 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 2€591 EUR
Retailer 3€1,003 EUR
Retailer 4€1,163 EUR
Retailer 6€1,317 EUR
Retailer 8€1,649 EUR
Retailer 5€1,850 EUR
Retailer 7€2,359 EUR
MOH London€3,737 EUR

13 data points across 8 retailers

10 retailers€591 EUR to €3,737 EUR

A
Cheapest Retailer
-
€591 EUR
B+
Retailer 2
-
€1,003 EUR
View
B+
Retailer 3
-
€1,091 EUR
View
B+
Retailer 4
-
€1,163 EUR
View
Retailer 5
-
€1,163 EUR
View
Price last confirmed 25 days ago
B+
Retailer 6
-
€1,317 EUR
View
B
Retailer 7
-
€1,850 EUR
View
B
Retailer 8
-
€2,180 EUR
View
B
Retailer 9
-
€2,359 EUR
View
Most Expensive
C
MOH London
LG436045969 · Nov 1
€3,737 EUR
£3,285 GBP
View
9 more retailers have this diamond
Prices start from €591 EURSave up to €3,146 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
1.13ct Heart
€591 EUR