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Marquise|Lab Grown|IGI

0.54ct H SI1 Marquise Lab Grown Diamond

VG • H/SI1 • IGI LG414059519

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG414059519

Diamond specifications and retailer prices

From $458 AUD
$321 USD
As of November 2, 2026
Save $1,822 AUD (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,280 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 0.54ct lab-grown marquise diamond

This 0.54ct lab-grown marquise sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG414059519 or 414059519. Listed at 12 retailers as of November 1, 2026, with prices from $458 to $2,280, a $1,822 spread on the same certified stone. MOH London lists it at $2,280. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.54
Carat
H
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishGood
SymmetryGood
FluorescenceNone
Crown angle35.5°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG414059519
Dimensions8.46 × 4.40 × 2.59 mm
L/W Ratio1.92
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
8.46 mm4.40 mm0.54 ctH / SI1
OriginLab Grown
CutVery Good
PolishGood
SymmetryGood
FluorescenceNone
CertificateIGI LG414059519
Side View
Table 60.5%Crown 35.5°Girdle: THN-STKPavilion 39.5°Culet: NoneDepth 58.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $2,280 AUD|Low: $441 AUD|High: $2,307 AUD|Avg: $1,104 AUD|-1.0%
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$458 AUD
Retailer 2$514 AUD
Retailer 3$514 AUD
Retailer 8$518 AUD
Retailer 15$532 AUD
Retailer 12$569 AUD
Retailer 16$569 AUD
Retailer 5$792 AUD
Retailer 14$922 AUD
Retailer 9$1,032 AUD
Retailer 6$1,100 AUD
Retailer 10$1,668 AUD
Retailer 13$1,828 AUD
Retailer 4$2,113 AUD
MOH London$2,280 AUD
Retailer 7$2,285 AUD

24 data points across 16 retailers

12 retailers$458 AUD to $2,280 AUD

B+
Cheapest Retailer
-
$458 AUD
$321 USD
B+
Retailer 2
-
$514 AUD
$360 USD
View
Final sale: no returns
B+
Retailer 3
-
$514 AUD
$360 USD
View
B+
Retailer 4
-
$532 AUD
$373 USD
View
Retailer 5
-
$569 AUD
$399 USD
View
Price last confirmed 8 days ago
B
Retailer 6
-
$569 AUD
$399 USD
View
B
Retailer 7
-
$922 AUD
$646 USD
View
Retailer 8
-
$1,032 AUD
€689 EUR
View
Price last confirmed 8 days ago
C
Retailer 9
-
$1,668 AUD
$1,169 USD
View
C
Retailer 10
-
$1,828 AUD
$1,281 USD
View
C
Retailer 11
-
$2,113 AUD
$1,481 USD
View
Most Expensive
C
MOH London
LG414059519 · Nov 1
$2,280 AUD
£1,258 GBP
View
11 more retailers have this diamond
Prices start from $458 AUDSave up to $1,822 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.

B+
0.54ct Marquise
$458 AUD