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Marquise|Lab Grown|IGI

1.55ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG824605388

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG824605388

Diamond specifications and retailer prices

From $454 AUD
$319 USD
As of October 30, 2026
Save $2,507 AUD (85%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,961 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.55ct lab-grown marquise diamond

This 1.55ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG824605388 or 824605388. Listed at 21 retailers as of October 30, 2026, with prices from $454 to $2,961, a $2,507 spread on the same certified stone. Brilliant Earth lists it at $2,961. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG824605388
Dimensions11.81 × 6.21 × 3.75 mm
L/W Ratio1.90
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.81 mm6.21 mm1.55 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG824605388
Side View
Table 62.0%Crown 31.8°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $2,961 AUD|Low: $390 AUD|High: $3,118 AUD|Avg: $1,170 AUD|-5.0%
Brilliant Earth
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 16$406 AUD
Retailer 7$454 AUD
Retailer 4$504 AUD
Retailer 9$589 AUD
Retailer 6$792 AUD
Retailer 15$797 AUD
Retailer 5$829 AUD
Retailer 13$855 AUD
Retailer 12$866 AUD
Retailer 10$890 AUD
Retailer 11$1,171 AUD
Retailer 14$1,547 AUD
Retailer 3$1,938 AUD
Retailer 8$1,962 AUD
Retailer 2$2,020 AUD
Brilliant Earth$2,961 AUD

36 data points across 16 retailers

21 retailers$454 AUD to $2,961 AUD

Retailer 1
-
$406 AUD
$285 USD
Price last confirmed 13 days ago
Retailer 2
-
$406 AUD
$285 USD
View
Price last confirmed 32 days ago
A
Retailer 3
-
$454 AUD
$319 USD
View
Final sale: no returns
Retailer 4
-
$471 AUD
$331 USD
View
Price last confirmed 33 days ago
Retailer 5
-
$497 AUD
$349 USD
View
Price last confirmed 33 days ago
Retailer 6
-
$504 AUD
$354 USD
View
Price last confirmed 12 days ago
A
Retailer 7
-
$589 AUD
£326 GBP
View
A
Retailer 8
-
$792 AUD
$556 USD
View
A
Retailer 9
-
$797 AUD
$560 USD
View
A
Retailer 10
-
$829 AUD
$582 USD
View
A
Retailer 11
-
$855 AUD
€572 EUR
View
A
Retailer 12
-
$866 AUD
ZAR 9,823 ZAR
View
A
Retailer 13
-
$890 AUD
£492 GBP
View
B+
Retailer 14
-
$1,171 AUD
View
B
Retailer 15
-
$1,547 AUD
$1,087 USD
View
Retailer 16
-
$1,620 AUD
$1,138 USD
View
Price last confirmed 31 days ago
B
Retailer 17
-
$1,938 AUD
$1,361 USD
View
B
Retailer 18
-
$1,962 AUD
$1,378 USD
View
B
Retailer 19
-
$2,020 AUD
£1,117 GBP
View
B
Retailer 20
-
$2,355 AUD
$1,654 USD
View
Most Expensive
B
Brilliant Earth
21569257A · Oct 31
$2,961 AUD
$2,080 USD
View
20 more retailers have this diamond
Prices start from $454 AUDSave up to $2,507 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
1.55ct Marquise
$454 AUD