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Marquise|Lab Grown|IGI

0.51ct H VS1 Marquise Lab Grown Diamond

ID • H/VS1 • IGI LG436072201

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG436072201

Diamond specifications and retailer prices

From $479 AUD
As of November 4, 2026
Save $1,894 AUD (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,373 AUD at MOH London · As of November 5, 2026
View at MOH London

About this 0.51ct lab-grown marquise diamond

This 0.51ct lab-grown marquise sits in the half to three-quarter carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG436072201 or 436072201. Listed at 14 retailers as of November 4, 2026, with prices from $479 to $2,373, a $1,894 spread on the same certified stone. MOH London lists it at $2,373. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34°
Pavilion angle42.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436072201
Dimensions7.86 × 4.28 × 2.64 mm
L/W Ratio1.84
Culet sizePointed
Cert comments
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Top View
7.86 mm4.28 mm0.51 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG436072201
Side View
Table 61.5%Crown 34°Girdle: MED-STKPavilion 42.1°Culet: NoneDepth 61.7%

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 4
Current: $2,373 AUD|Low: $460 AUD|High: $2,410 AUD|Avg: $1,251 AUD|-0.3%
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 5, 2026
Retailer 12$479 AUD
Retailer 13$527 AUD
Retailer 4$535 AUD
Retailer 17$556 AUD
Retailer 3$594 AUD
Retailer 14$594 AUD
Retailer 6$684 AUD
Retailer 16$959 AUD
Retailer 2$1,073 AUD
Retailer 10$1,078 AUD
Retailer 7$1,132 AUD
Retailer 11$1,742 AUD
Retailer 15$1,910 AUD
Retailer 5$2,170 AUD
Retailer 8$2,302 AUD
MOH London$2,373 AUD
Retailer 9$2,385 AUD

29 data points across 17 retailers

14 retailers$479 AUD to $2,373 AUD

A
Cheapest Retailer
-
$479 AUD
B+
Retailer 2
-
$527 AUD
View
B+
Retailer 3
-
$535 AUD
View
Final sale: no returns
B+
Retailer 4
-
$556 AUD
View
Retailer 5
-
$594 AUD
View
Price last confirmed 11 days ago
B+
Retailer 6
-
$594 AUD
View
B
Retailer 7
-
$959 AUD
View
B
Retailer 8
-
$1,073 AUD
View
B
Retailer 9
-
$1,078 AUD
View
B
Retailer 10
-
$1,742 AUD
View
B
Retailer 11
-
$1,910 AUD
View
B
Retailer 12
-
$2,170 AUD
View
B
Retailer 13
-
$2,302 AUD
View
Most Expensive
B
MOH London
LG436072201 · Nov 5
$2,373 AUD
£1,311 GBP
View
13 more retailers have this diamond
Prices start from $479 AUDSave up to $1,894 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
0.51ct Marquise
$479 AUD