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Heart|Lab Grown|IGI

1.01ct E SI1 Heart Lab Grown Diamond

ID • E/SI1 • IGI LG788684485

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG788684485

Diamond specifications and retailer prices

From $336 SGD
As of November 6, 2026
Save $821 SGD (71%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,157 SGD at MOH London · As of November 4, 2026
View at MOH London

About this 1.01ct lab-grown heart diamond

This 1.01ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG788684485 or 788684485. Listed at 5 retailers as of November 4, 2026, with prices from $336 to $1,157, a $821 spread on the same certified stone. MOH London lists it at $1,157. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.01
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34.1°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788684485
Dimensions6.99 × 6.80 × 3.79 mm
L/W Ratio1.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.99 mm6.80 mm1.01 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG788684485
Side View
Table 62.0%Crown 34.1°Girdle: MED-STKPavilion 38.6°Culet: NoneDepth 54.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $1,157 SGD|Low: $336 SGD|High: $1,174 SGD|Avg: $559 SGD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 5, 2026
Retailer 4$336 SGD
Retailer 5$377 SGD
Retailer 2$429 SGD
Retailer 3$470 SGD
MOH London$1,157 SGD

38 data points across 5 retailers

5 retailers$336 SGD to $1,157 SGD

B+
Cheapest Retailer
-
$336 SGD
B+
Retailer 2
-
$377 SGD
View
B+
Retailer 3
-
$429 SGD
View
B+
Retailer 4
-
$470 SGD
View
Most Expensive
B
MOH London
LG788684485 · Nov 4
$1,157 SGD
£711 GBP
View
4 more retailers have this diamond
Prices start from $336 SGDSave up to $821 SGD

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.

B+
1.01ct Heart
$336 SGD