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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 $263 NZD
As of November 6, 2026
Save $801 NZD (75%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,544 NZD 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: $1,544 NZD|Low: $258 NZD|High: $1,660 NZD|Avg: $701 NZD|-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$263 NZD
Retailer 13$292 NZD
Retailer 16$305 NZD
Retailer 17$327 NZD
Retailer 7$368 NZD
Retailer 2$420 NZD
Retailer 4$556 NZD
Retailer 10$557 NZD
Retailer 8$566 NZD
Retailer 15$604 NZD
Retailer 14$619 NZD
Retailer 9$772 NZD
Retailer 3$844 NZD
Retailer 5$898 NZD
Retailer 12$1,048 NZD
Retailer 6$1,064 NZD
MOH London$1,544 NZD

37 data points across 17 retailers

17 retailers$263 NZD to $1,064 NZD

A
Cheapest Retailer
-
$263 NZD
A
Retailer 2
-
$292 NZD
View
Final sale: no returns
A
Retailer 3
-
$305 NZD
View
A
Retailer 4
-
$327 NZD
View
A
Retailer 5
-
$368 NZD
View
A
Retailer 6
-
$420 NZD
View
B+
Retailer 7
-
$556 NZD
View
B+
Retailer 8
-
$557 NZD
View
B+
Retailer 9
-
$566 NZD
View
B+
Retailer 10
-
$604 NZD
View
B+
Retailer 11
-
$619 NZD
View
Retailer 12
-
$772 NZD
View
Price last confirmed 11 days ago
B
Retailer 13
-
$844 NZD
View
B
Retailer 14
-
$898 NZD
View
B
Retailer 15
-
$1,048 NZD
View
B
Retailer 16
-
$1,064 NZD
View
Most Expensive
MOH London
LG805618800 · Oct 26
$1,544 NZD
£674 GBP
View
Price last confirmed 11 days ago
16 more retailers have this diamond
Prices start from $263 NZDSave up to $801 NZD

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
$263 NZD