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Marquise|Lab Grown|IGI

1.23ct D VS1 Marquise Lab Grown Diamond

EX • D/VS1 • IGI LG760580811

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG760580811

Diamond specifications and retailer prices

From $610 USD
A$938 AUD
As of November 3, 2026
Save $260 USD (30%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,397 USD at Yadav Diamonds · As of October 16, 2026
View at Yadav 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 LG760580811 or 760580811. Listed at 16 retailers as of November 2, 2026, with a 43% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle33.8°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG760580811
Dimensions10.37 × 7.13 × 4.39 mm
L/W Ratio1.45
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.37 mm7.13 mm1.23 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG760580811
Side View
Table 60.0%Crown 33.8°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: $610 USD|Low: $237 USD|High: $2,040 USD|Avg: $789 USD
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
Retailer 15
Yadav Diamonds
November 1, 2026
Retailer 3$237 USD
Retailer 4$354 USD
Retailer 7$375 USD
Retailer 10$495 USD
Retailer 9$534 USD
Retailer 2$582 USD
Retailer 1$610 USD
Retailer 15$705 USD
Retailer 13$725 USD
Retailer 14$837 USD
Retailer 8$848 USD
Retailer 12$870 USD
Retailer 6$1,105 USD
Retailer 11$1,177 USD
Yadav Diamonds$1,397 USD
Retailer 5$2,040 USD

29 data points across 16 retailers

16 retailers$610 USD to $870 USD

Retailer 1
-
$212 USD
Price last confirmed 25 days ago
Retailer 2
-
$246 USD
View
Price last confirmed 19 days ago
Retailer 3
-
$263 USD
View
Price last confirmed 18 days ago
Retailer 4
-
$263 USD
View
Price last confirmed 31 days ago
Retailer 5
-
$354 USD
View
Price last confirmed 18 days ago
Retailer 6
-
$495 USD
ZAR 7,995 ZAR
View
Price last confirmed 20 days ago
Retailer 7
-
$534 USD
£421 GBP
View
Price last confirmed 18 days ago
B+
Retailer 8
-
$610 USD
A$938 AUD
View
Retailer 9
-
$725 USD
View
Price last confirmed 19 days ago
Retailer 10
-
$837 USD
A$1,287 AUD
View
Price last confirmed 31 days ago
Retailer 11
-
$848 USD
View
Price last confirmed 18 days ago
B
Retailer 12
-
$870 USD
View
Retailer 13
-
$933 USD
View
Price last confirmed 33 days ago
Retailer 14
-
$1,105 USD
View
Price last confirmed 18 days ago
Retailer 15
-
$1,177 USD
£927 GBP
View
Price last confirmed 23 days ago
Most Expensive
Yadav Diamonds
13264118 · Oct 16
$1,397 USD
View
Price last confirmed 17 days ago
15 more retailers have this diamond
Prices start from $610 USDSave up to $260 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.

B+
1.23ct Marquise
$610 USD