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Marquise|Lab Grown|IGI

0.57ct H SI1 Marquise Lab Grown Diamond

ID • H/SI1 • IGI LG436045402

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG436045402

Diamond specifications and retailer prices

From $482 AUD
$338 USD
As of November 2, 2026
Save $1,913 AUD (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,396 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 0.57ct lab-grown marquise diamond

This 0.57ct 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 LG436045402 or 436045402. Listed at 12 retailers as of November 1, 2026, with prices from $482 to $2,396, a $1,913 spread on the same certified stone. MOH London lists it at $2,396. 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

0.57
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436045402
Dimensions8.38 × 4.36 × 2.68 mm
L/W Ratio1.92
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.38 mm4.36 mm0.57 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG436045402
Side View
Table 60.0%Crown 36.4°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.5%

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 2
Current: $2,396 AUD|Low: $462 AUD|High: $2,425 AUD|Avg: $1,170 AUD
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
November 1, 2026
Retailer 11$482 AUD
Retailer 2$528 AUD
Retailer 3$539 AUD
Retailer 8$544 AUD
Retailer 15$559 AUD
Retailer 12$598 AUD
Retailer 16$598 AUD
Retailer 5$813 AUD
Retailer 14$963 AUD
Retailer 9$1,079 AUD
Retailer 6$1,140 AUD
Retailer 10$1,752 AUD
Retailer 13$1,921 AUD
Retailer 4$2,179 AUD
MOH London$2,396 AUD
Retailer 7$2,401 AUD

21 data points across 16 retailers

12 retailers$482 AUD to $2,396 AUD

A
Cheapest Retailer
-
$482 AUD
$338 USD
A
Retailer 2
-
$528 AUD
$370 USD
View
B+
Retailer 3
-
$539 AUD
$378 USD
View
Final sale: no returns
B+
Retailer 4
-
$559 AUD
$392 USD
View
Retailer 5
-
$598 AUD
$419 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$598 AUD
$419 USD
View
B
Retailer 7
-
$963 AUD
$675 USD
View
Retailer 8
-
$1,079 AUD
€720 EUR
View
Price last confirmed 8 days ago
B
Retailer 9
-
$1,752 AUD
$1,228 USD
View
B
Retailer 10
-
$1,921 AUD
$1,346 USD
View
B
Retailer 11
-
$2,179 AUD
$1,527 USD
View
Most Expensive
B
MOH London
LG436045402 · Nov 1
$2,396 AUD
£1,322 GBP
View
11 more retailers have this diamond
Prices start from $482 AUDSave up to $1,913 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
0.57ct Marquise
$482 AUD