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Marquise|Lab Grown|IGI

0.52ct H SI1 Marquise Lab Grown Diamond

ID • H/SI1 • IGI LG436047591

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG436047591

Diamond specifications and retailer prices

From $553 NZD
$311 USD
As of November 2, 2026
Save $2,194 NZD (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,747 NZD at MOH London · As of October 26, 2026
View at MOH London

About this 0.52ct lab-grown marquise diamond

This 0.52ct lab-grown marquise sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436047591 or 436047591. Listed at 12 retailers as of October 26, 2026, with prices from $553 to $2,747, a $2,194 spread on the same certified stone. MOH London lists it at $2,747. 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

0.52
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.6°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436047591
Dimensions8.50 × 4.18 × 2.64 mm
L/W Ratio2.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.50 mm4.18 mm0.52 ctH / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG436047591
Side View
Table 59.5%Crown 34.6°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 63.2%

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: Nov 2
Current: $2,747 NZD|Low: $530 NZD|High: $2,776 NZD|Avg: $1,345 NZD|-0.9%
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
October 31, 2026
Retailer 11$553 NZD
Retailer 9$587 NZD
Retailer 3$617 NZD
Retailer 8$624 NZD
Retailer 15$640 NZD
Retailer 12$684 NZD
Retailer 16$684 NZD
Retailer 5$960 NZD
Retailer 14$1,113 NZD
Retailer 2$1,248 NZD
Retailer 6$1,338 NZD
Retailer 10$2,103 NZD
Retailer 13$2,200 NZD
Retailer 4$2,577 NZD
MOH London$2,747 NZD
Retailer 7$2,751 NZD

23 data points across 16 retailers

12 retailers$553 NZD to $2,747 NZD

A
Cheapest Retailer
-
$553 NZD
$311 USD
A
Retailer 2
-
$587 NZD
$330 USD
View
B+
Retailer 3
-
$617 NZD
$347 USD
View
Final sale: no returns
B+
Retailer 4
-
$640 NZD
$360 USD
View
Retailer 5
-
$684 NZD
$385 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$684 NZD
$385 USD
View
B
Retailer 7
-
$1,113 NZD
$626 USD
View
B
Retailer 8
-
$1,248 NZD
€669 EUR
View
B
Retailer 9
-
$2,103 NZD
$1,183 USD
View
B
Retailer 10
-
$2,200 NZD
$1,238 USD
View
B
Retailer 11
-
$2,577 NZD
$1,450 USD
View
Most Expensive
B
MOH London
LG436047591 · Oct 26
$2,747 NZD
£1,217 GBP
View
11 more retailers have this diamond
Prices start from $553 NZDSave up to $2,194 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
0.52ct Marquise
$553 NZD