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Marquise|Lab Grown|IGI

0.40ct I SI1 Marquise Lab Grown Diamond

ID • I/SI1 • IGI LG538287035

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG538287035

Diamond specifications and retailer prices

From $185 NZD
$104 USD
As of November 2, 2026
Save $1,729 NZD (90%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,913 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 0.4ct lab-grown marquise diamond

This 0.4ct lab-grown marquise sits in the sub-half-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG538287035 or 538287035. Listed at 10 retailers as of October 29, 2026, with prices from $185 to $1,913, a $1,729 spread on the same certified stone. MOH London lists it at $1,913. 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

0.40
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.9°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG538287035
Dimensions7.57 × 3.87 × 2.19 mm
L/W Ratio1.96
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.57 mm3.87 mm0.40 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG538287035
Side View
Table 59.5%Crown 35.9°Girdle: MED-THKPavilion 35°Culet: NoneDepth 56.6%

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 2
Current: $1,913 NZD|Low: $176 NZD|High: $1,924 NZD|Avg: $585 NZD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 4$185 NZD
Retailer 8$213 NZD
Retailer 5$243 NZD
Retailer 9$243 NZD
Retailer 2$373 NZD
Retailer 11$409 NZD
Retailer 7$460 NZD
Retailer 3$542 NZD
Retailer 10$630 NZD
Retailer 6$733 NZD
MOH London$1,913 NZD

16 data points across 11 retailers

10 retailers$185 NZD to $1,913 NZD

A
Cheapest Retailer
-
$185 NZD
$104 USD
A
Retailer 2
-
$213 NZD
$120 USD
View
A
Retailer 3
-
$243 NZD
$137 USD
View
Retailer 4
-
$243 NZD
$137 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$373 NZD
$210 USD
View
B+
Retailer 6
-
$409 NZD
HK$1,800 HKD
View
B+
Retailer 7
-
$460 NZD
$259 USD
View
B
Retailer 8
-
$630 NZD
$355 USD
View
B
Retailer 9
-
$733 NZD
$413 USD
View
Most Expensive
B
MOH London
LG538287035 · Oct 29
$1,913 NZD
£849 GBP
View
9 more retailers have this diamond
Prices start from $185 NZDSave up to $1,729 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
0.40ct Marquise
$185 NZD