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Marquise|Lab Grown|IGI

5.74ct G VS2 Marquise Lab Grown Diamond

EX • G/VS2 • IGI LG591330457

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG591330457

Diamond specifications and retailer prices

From $1,109 AUD
$779 USD
As of October 30, 2026
Save $8,742 AUD (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $9,851 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 5.74ct lab-grown marquise diamond

This 5.74ct lab-grown marquise sits in the over five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG591330457 or 591330457. Listed at 11 retailers as of October 30, 2026, with prices from $1,109 to $9,851, a $8,742 spread on the same certified stone. Do Amore Diamonds lists it at $9,851. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.74
Carat
G
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG591330457
Dimensions19.16 × 9.37 × 5.70 mm
L/W Ratio2.04
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
19.16 mm9.37 mm5.74 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG591330457
Side View
Table 58.0%Crown 36.3°Girdle: THN-STKPavilion 40°Culet: NoneDepth 60.8%

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: $9,851 AUD|Low: $958 AUD|High: $11,631 AUD|Avg: $4,017 AUD|-15.3%
Do Amore Diamonds
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 12$1,109 AUD
Retailer 10$1,206 AUD
Retailer 16$1,330 AUD
Retailer 4$1,890 AUD
Retailer 6$1,967 AUD
Retailer 14$2,077 AUD
Retailer 9$2,078 AUD
Retailer 11$3,059 AUD
Retailer 3$3,304 AUD
Retailer 7$3,472 AUD
Retailer 13$3,992 AUD
Retailer 15$4,712 AUD
Retailer 2$5,321 AUD
Retailer 8$6,339 AUD
Retailer 5$8,712 AUD
Do Amore Diamonds$9,851 AUD

24 data points across 16 retailers

11 retailers$1,109 AUD to $9,851 AUD

A
Cheapest Retailer
-
$1,109 AUD
$779 USD
A
Retailer 2
-
$1,206 AUD
$847 USD
View
A
Retailer 3
-
$1,330 AUD
$934 USD
View
Final sale: no returns
B+
Retailer 4
-
$2,077 AUD
$1,459 USD
View
A
Retailer 5
-
$2,078 AUD
$1,460 USD
View
B+
Retailer 6
-
$3,059 AUD
$2,149 USD
View
B+
Retailer 7
-
$3,992 AUD
$2,804 USD
View
B
Retailer 8
-
$4,712 AUD
$3,310 USD
View
B
Retailer 9
-
$5,321 AUD
£2,943 GBP
View
B
Retailer 10
-
$8,712 AUD
$6,120 USD
View
Most Expensive
B
Do Amore Diamonds
27-E233C14C4 · Oct 31
$9,851 AUD
$6,920 USD
View
10 more retailers have this diamond
Prices start from $1,109 AUDSave up to $8,742 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
5.74ct Marquise
$1,109 AUD