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Marquise|Lab Grown|IGI

1.04ct E SI1 Marquise Lab Grown Diamond

EX • E/SI1 • IGI LG572327188

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG572327188

Diamond specifications and retailer prices

From $303 NZD
$171 USD
As of October 30, 2026
Save $1,452 NZD (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,755 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1.04ct lab-grown marquise diamond

This 1.04ct lab-grown marquise 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 LG572327188 or 572327188. Listed at 13 retailers as of October 30, 2026, with prices from $303 to $1,755, a $1,452 spread on the same certified stone. MOH London lists it at $1,755. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG572327188
Dimensions9.98 × 5.48 × 3.30 mm
L/W Ratio1.82
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.98 mm5.48 mm1.04 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG572327188
Side View
Table 63.5%Crown 34.4°Girdle: MED-STKPavilion 39.8°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 30
Current: $1,755 NZD|Low: $291 NZD|High: $1,776 NZD|Avg: $772 NZD|-1.1%
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
November 2, 2026
Retailer 11$303 NZD
Retailer 9$351 NZD
Retailer 12$374 NZD
Retailer 13$374 NZD
Retailer 6$487 NZD
Retailer 3$555 NZD
Retailer 2$664 NZD
Retailer 5$669 NZD
Retailer 7$896 NZD
Retailer 10$939 NZD
Retailer 4$1,207 NZD
Retailer 8$1,274 NZD
MOH London$1,755 NZD

35 data points across 13 retailers

13 retailers$303 NZD to $1,755 NZD

A
Cheapest Retailer
-
$303 NZD
$171 USD
A
Retailer 2
-
$351 NZD
$198 USD
View
Retailer 3
-
$374 NZD
$211 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$374 NZD
$211 USD
View
A
Retailer 5
-
$487 NZD
£216 GBP
View
A
Retailer 6
-
$555 NZD
$313 USD
View
B+
Retailer 7
-
$664 NZD
£295 GBP
View
B+
Retailer 8
-
$669 NZD
$377 USD
View
B+
Retailer 9
-
$896 NZD
$505 USD
View
B+
Retailer 10
-
$939 NZD
$529 USD
View
B
Retailer 11
-
$1,207 NZD
$680 USD
View
B
Retailer 12
-
$1,274 NZD
$718 USD
View
Most Expensive
B
MOH London
LG572327188 · Nov 1
$1,755 NZD
£779 GBP
View
12 more retailers have this diamond
Prices start from $303 NZDSave up to $1,452 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 Marquise
$303 NZD