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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
$660 USD
As of October 31, 2026
Save €3,144 EUR (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €3,734 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 October 31, 2026, with prices from €591 to €3,734, a €3,144 spread on the same certified stone. MOH London lists it at €3,734. 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
Color
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: Oct 31
Current: €3,734 EUR|Low: €591 EUR|High: €3,780 EUR|Avg: €1,773 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€1,316 EUR
Retailer 8€1,648 EUR
Retailer 5€1,849 EUR
Retailer 7€2,358 EUR
MOH London€3,734 EUR

13 data points across 8 retailers

10 retailers€591 EUR to €3,734 EUR

A
Cheapest Retailer
-
€591 EUR
$660 USD
B+
Retailer 2
-
€1,003 EUR
$1,120 USD
View
B+
Retailer 3
-
€1,090 EUR
$1,218 USD
View
B+
Retailer 4
-
€1,163 EUR
$1,299 USD
View
Retailer 5
-
€1,163 EUR
$1,299 USD
View
Price last confirmed 20 days ago
B+
Retailer 6
-
€1,316 EUR
$1,470 USD
View
B
Retailer 7
-
€1,849 EUR
$2,066 USD
View
B
Retailer 8
-
€2,179 EUR
$2,434 USD
View
B
Retailer 9
-
€2,358 EUR
$2,634 USD
View
Most Expensive
C
MOH London
LG436045969 · Nov 1
€3,734 EUR
£3,285 GBP
View
9 more retailers have this diamond
Prices start from €591 EURSave up to €3,144 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