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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 $660 USD
As of October 31, 2026
Save $3,535 USD (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,195 USD at MOH London · As of October 29, 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 29, 2026, with prices from $660 to $4,195, a $3,535 spread on the same certified stone. MOH London lists it at $4,195. 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: $4,195 USD|Low: $660 USD|High: $4,223 USD|Avg: $1,988 USD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 2$660 USD
Retailer 3$1,120 USD
Retailer 4$1,299 USD
Retailer 6$1,470 USD
Retailer 8$1,841 USD
Retailer 5$2,066 USD
Retailer 7$2,634 USD
MOH London$4,195 USD

12 data points across 8 retailers

10 retailers$660 USD to $4,195 USD

A
Cheapest Retailer
-
$660 USD
B+
Retailer 2
-
$1,120 USD
View
B+
Retailer 3
-
$1,218 USD
View
B+
Retailer 4
-
$1,299 USD
View
Retailer 5
-
$1,299 USD
View
Price last confirmed 20 days ago
B+
Retailer 6
-
$1,470 USD
View
B
Retailer 7
-
$2,066 USD
View
B
Retailer 8
-
$2,434 USD
View
B
Retailer 9
-
$2,634 USD
View
Most Expensive
C
MOH London
LG436045969 · Oct 29
$4,195 USD
£3,303 GBP
View
9 more retailers have this diamond
Prices start from $660 USDSave up to $3,535 USD

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
$660 USD