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Marquise|Lab Grown|IGI

1.23ct D VVS2 Marquise Lab Grown Diamond

ID • D/VVS2 • IGI LG791605860

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG791605860

Diamond specifications and retailer prices

From $270 USD
As of October 28, 2026
Save $2,050 USD (88%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $2,320 USD at Do Amore Diamonds · As of October 28, 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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG791605860 or 791605860. Listed at 26 retailers as of October 28, 2026, with prices from $270 to $2,320, a $2,050 spread on the same certified stone. Do Amore Diamonds lists it at $2,320. 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
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG791605860
Dimensions11.08 × 5.51 × 3.55 mm
L/W Ratio2.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.08 mm5.51 mm1.23 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG791605860
Side View
Table 59.0%Crown 34°Girdle: MED-THKPavilion 41.1°Culet: NoneDepth 64.4%

Caratlytics Score

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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 28
Current: $436 USD|Low: $232 USD|High: $1,344 USD|Avg: $578 USD|+0.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 11$232 USD
Retailer 4$270 USD
Retailer 12$281 USD
Retailer 10$300 USD
Retailer 9$406 USD
Retailer 1$436 USD
Retailer 3$515 USD
Retailer 6$637 USD
Retailer 5$807 USD
Retailer 8$835 USD
Retailer 2$987 USD
Retailer 7$1,330 USD

44 data points across 12 retailers

26 retailers$270 USD to $2,320 USD

A
Retailer 1
-
$232 USD
Price last confirmed 27 days ago
A
Retailer 2
-
$242 USD
View
Price last confirmed 21 days ago
A
Retailer 3
-
$270 USD
View
Final sale: no returns
A
Retailer 4
-
$281 USD
View
Price last confirmed 30 days ago
A
Retailer 5
-
$300 USD
View
Price last confirmed 20 days ago
A
Retailer 6
-
$300 USD
View
Price last confirmed 18 days ago
A
Retailer 7
-
$300 USD
View
Price last confirmed 26 days ago
A
Retailer 8
-
$406 USD
View
A
Retailer 9
-
$413 USD
View
A
Retailer 10
-
$436 USD
£343 GBP
View
A
Retailer 11
-
$515 USD
View
B+
Retailer 12
-
$637 USD
£502 GBP
View
B+
Retailer 13
-
$704 USD
View
B+
Retailer 14
-
$807 USD
A$1,241 AUD
View
B+
Retailer 15
-
$835 USD
View
B
Retailer 16
-
$901 USD
A$1,386 AUD
View
Price last confirmed 135 days ago
B
Retailer 17
-
$987 USD
View
B
Retailer 18
-
$1,065 USD
View
B
Retailer 19
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$1,065 USD
View
Price last confirmed 28 days ago
B
Retailer 20
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$1,065 USD
View
Price last confirmed 21 days ago
B
Retailer 21
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$1,065 USD
View
Price last confirmed 18 days ago
B
Retailer 22
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$1,170 USD
View
B
Retailer 23
-
$1,242 USD
View
B
Retailer 24
-
$1,330 USD
£1,047 GBP
View
B
Retailer 25
-
$1,696 USD
View
Most Expensive
B
Do Amore Diamonds
27-067AEA07A · Oct 28
$2,320 USD
View
25 more retailers have this diamond
Prices start from $270 USDSave up to $2,050 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
$270 USD