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Heart|Lab Grown|IGI

1.04ct E SI1 Heart Lab Grown Diamond

ID • E/SI1 • IGI LG805618800

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG805618800

Diamond specifications and retailer prices

From $212 AUD
As of November 6, 2026
Save $646 AUD (75%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,246 AUD at MOH London · As of October 26, 2026
View at MOH London

About this 1.04ct lab-grown heart diamond

This 1.04ct 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 LG805618800 or 805618800. Listed at 17 retailers as of November 6, 2026, with a 304% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.04
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.7°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805618800
Dimensions6.65 × 7.12 × 4.02 mm
L/W Ratio1.07
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.65 mm7.12 mm1.04 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG805618800
Side View
Table 65.0%Crown 34.7°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 56.5%

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: $1,246 AUD|Low: $208 AUD|High: $1,339 AUD|Avg: $566 AUD|-2.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 6, 2026
Retailer 11$212 AUD
Retailer 13$236 AUD
Retailer 16$246 AUD
Retailer 17$263 AUD
Retailer 7$297 AUD
Retailer 2$339 AUD
Retailer 4$448 AUD
Retailer 10$450 AUD
Retailer 8$457 AUD
Retailer 15$488 AUD
Retailer 14$499 AUD
Retailer 9$623 AUD
Retailer 3$681 AUD
Retailer 5$725 AUD
Retailer 12$846 AUD
Retailer 6$859 AUD
MOH London$1,246 AUD

37 data points across 17 retailers

17 retailers$212 AUD to $859 AUD

A
Cheapest Retailer
-
$212 AUD
A
Retailer 2
-
$236 AUD
View
Final sale: no returns
A
Retailer 3
-
$246 AUD
View
A
Retailer 4
-
$263 AUD
View
A
Retailer 5
-
$297 AUD
View
A
Retailer 6
-
$339 AUD
View
B+
Retailer 7
-
$448 AUD
View
B+
Retailer 8
-
$450 AUD
View
B+
Retailer 9
-
$457 AUD
View
B+
Retailer 10
-
$488 AUD
View
B+
Retailer 11
-
$499 AUD
View
Retailer 12
-
$623 AUD
View
Price last confirmed 11 days ago
B
Retailer 13
-
$681 AUD
View
B
Retailer 14
-
$725 AUD
View
B
Retailer 15
-
$846 AUD
View
B
Retailer 16
-
$859 AUD
View
Most Expensive
MOH London
LG805618800 · Oct 26
$1,246 AUD
£674 GBP
View
Price last confirmed 11 days ago
16 more retailers have this diamond
Prices start from $212 AUDSave up to $646 AUD

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
1.04ct Heart
$212 AUD