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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 $209 USD
As of November 2, 2026
Save $1,791 USD (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,000 USD 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 $209 to $2,000, a $1,791 spread on the same certified stone. Do Amore Diamonds lists it at $2,000. 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
Color
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 2
Current: $2,000 USD|Low: $203 USD|High: $2,000 USD|Avg: $686 USD
Do Amore Diamonds
Retailer 2
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Retailer 22
November 2, 2026
Retailer 9$207 USD
Retailer 13$209 USD
Retailer 16$242 USD
Retailer 5$310 USD
Retailer 8$348 USD
Retailer 2$382 USD
Retailer 4$383 USD
Retailer 12$446 USD
Retailer 22$459 USD
Retailer 11$522 USD
Retailer 14$579 USD
Retailer 7$590 USD
Retailer 21$697 USD
Retailer 10$769 USD
Retailer 20$829 USD
Retailer 3$835 USD
Retailer 15$890 USD
Retailer 17$918 USD
Retailer 6$922 USD
Retailer 19$1,151 USD
Retailer 18$1,310 USD
Do Amore Diamonds$2,000 USD

16 data points across 22 retailers

16 retailers$209 USD to $2,000 USD

A
Cheapest Retailer
-
$209 USD
A
Retailer 2
-
$242 USD
View
A
Retailer 3
-
$310 USD
View
B+
Retailer 4
-
$348 USD
View
A
Retailer 5
-
$382 USD
£300 GBP
View
A
Retailer 6
-
$383 USD
View
A
Retailer 7
-
$459 USD
€437 EUR
View
Retailer 8
-
$590 USD
View
Price last confirmed 10 days ago
B+
Retailer 9
-
$697 USD
A$1,072 AUD
View
B+
Retailer 10
-
$829 USD
A$1,276 AUD
View
B
Retailer 11
-
$835 USD
View
B
Retailer 12
-
$918 USD
View
B
Retailer 13
-
$922 USD
View
B
Retailer 14
-
$1,151 USD
£906 GBP
View
B
Retailer 15
-
$1,310 USD
View
Most Expensive
B
Do Amore Diamonds
27-CB692DF72 · Nov 2
$2,000 USD
View
15 more retailers have this diamond
Prices start from $209 USDSave up to $1,791 USD

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
$209 USD