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Marquise|Lab Grown|IGI

1.23ct D VS1 Marquise Lab Grown Diamond

EX • D/VS1 • IGI LG756503696

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG756503696

Diamond specifications and retailer prices

From $298 AUD
As of November 4, 2026
Save $2,553 AUD (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,851 AUD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.23ct lab-grown marquise diamond

This 1.23ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG756503696 or 756503696. Listed at 16 retailers as of November 2, 2026, with prices from $298 to $2,851, a $2,553 spread on the same certified stone. Do Amore Diamonds lists it at $2,851. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG756503696
Dimensions10.87 × 5.63 × 3.56 mm
L/W Ratio1.93
Girdle conditionFaceted
Culet sizePointed
Top View
10.87 mm5.63 mm1.23 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG756503696
Side View
Table 57.0%Crown 37.1°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.2%

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 4
Current: $2,851 AUD|Low: $289 AUD|High: $2,851 AUD|Avg: $977 AUD
Do Amore Diamonds
Retailer 2
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Retailer 22
November 4, 2026
Retailer 9$295 AUD
Retailer 16$298 AUD
Retailer 17$345 AUD
Retailer 6$440 AUD
Retailer 8$496 AUD
Retailer 13$543 AUD
Retailer 5$546 AUD
Retailer 12$634 AUD
Retailer 3$653 AUD
Retailer 11$744 AUD
Retailer 14$825 AUD
Retailer 7$840 AUD
Retailer 22$992 AUD
Retailer 10$1,096 AUD
Retailer 21$1,182 AUD
Retailer 4$1,190 AUD
Retailer 15$1,267 AUD
Retailer 18$1,309 AUD
Retailer 2$1,380 AUD
Retailer 20$1,639 AUD
Retailer 19$1,867 AUD
Do Amore Diamonds$2,851 AUD

17 data points across 22 retailers

16 retailers$298 AUD to $2,851 AUD

A
Cheapest Retailer
-
$298 AUD
A
Retailer 2
-
$345 AUD
View
A
Retailer 3
-
$440 AUD
View
B+
Retailer 4
-
$496 AUD
View
A
Retailer 5
-
$543 AUD
View
A
Retailer 6
-
$546 AUD
View
Retailer 7
-
$653 AUD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$840 AUD
View
Retailer 9
-
$992 AUD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$1,182 AUD
View
B
Retailer 11
-
$1,190 AUD
View
B
Retailer 12
-
$1,309 AUD
View
B
Retailer 13
-
$1,380 AUD
View
B
Retailer 14
-
$1,639 AUD
View
B
Retailer 15
-
$1,867 AUD
View
Most Expensive
B
Do Amore Diamonds
27-CB692DF72 · Nov 2
$2,851 AUD
$2,000 USD
View
15 more retailers have this diamond
Prices start from $298 AUDSave up to $2,553 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
1.23ct Marquise
$298 AUD