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Marquise|Lab Grown|IGI

5.23ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG693529681

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG693529681

Diamond specifications and retailer prices

From $1,616 AUD
$1,135 USD
As of October 27, 2026
Save $3,103 AUD (66%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $4,719 AUD at Taylor and Hart · As of October 26, 2026
View at Taylor and Hart

About this 5.23ct lab-grown marquise diamond

This 5.23ct lab-grown marquise sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG693529681 or 693529681. Listed at 9 retailers as of October 26, 2026, with prices from $1,616 to $4,719, a $3,103 spread on the same certified stone. Taylor and Hart lists it at $4,719. 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

5.23
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.7°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG693529681
Dimensions18.04 × 9.32 × 5.32 mm
L/W Ratio1.94
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.04 mm9.32 mm5.23 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG693529681
Side View
Table 62.0%Crown 31.7°Girdle: MED-STKPavilion 38°Culet: NoneDepth 57.1%

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: Oct 27
Current: $3,132 AUD|Low: $1,153 AUD|High: $14,692 AUD|Avg: $4,717 AUD|-11.6%
Retailer 1
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
Taylor and Hart
October 26, 2026
Retailer 12$1,315 AUD
Retailer 8$1,616 AUD
Retailer 7$2,109 AUD
Retailer 13$2,362 AUD
Retailer 3$2,783 AUD
Retailer 1$3,132 AUD
Retailer 11$3,522 AUD
Retailer 6$4,088 AUD
Retailer 10$4,264 AUD
Retailer 9$4,328 AUD
Retailer 2$4,621 AUD
Taylor and Hart$4,719 AUD
Retailer 14$5,682 AUD
Retailer 5$8,177 AUD
Retailer 4$14,692 AUD

12 data points across 15 retailers

9 retailers$1,616 AUD to $4,719 AUD

Retailer 1
-
$1,174 AUD
$825 USD
Price last confirmed 8 days ago
A
Retailer 2
-
$1,616 AUD
$1,135 USD
View
A
Retailer 3
-
$2,109 AUD
£1,166 GBP
View
Retailer 4
-
$2,362 AUD
$1,659 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$3,132 AUD
$2,200 USD
View
B+
Retailer 6
-
$3,522 AUD
$2,474 USD
View
B+
Retailer 7
-
$4,264 AUD
$2,995 USD
View
B+
Retailer 8
-
$4,328 AUD
$3,040 USD
View
Most Expensive
B
Taylor and Hart
8HNSJT3 · Oct 26
$4,719 AUD
$3,315 USD
View
8 more retailers have this diamond
Prices start from $1,616 AUDSave up to $3,103 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
5.23ct Marquise
$1,616 AUD