Marquise|Lab Grown|IGI

1.23ct D VVS2 Marquise Lab Grown Diamond

ID • D/VVS2 • IGI LG805616620

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG805616620

Diamond specifications and retailer prices

From $417 USD
As of October 27, 2026
Save $1,279 USD (75%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,696 USD at Yadav Diamonds · As of October 29, 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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG805616620 or 805616620. Listed at 10 retailers as of October 27, 2026, with prices from $417 to $1,696, a $1,279 spread on the same certified stone. Yadav Diamonds lists it at $1,696. 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 angle35.1°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805616620
Dimensions11.27 × 5.62 × 3.43 mm
L/W Ratio2.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.27 mm5.62 mm1.23 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG805616620
Side View
Table 58.0%Crown 35.1°Girdle: MED-STKPavilion 38.4°Culet: NoneDepth 61.0%

Caratlytics Score

How it works →
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 27
Current: $668 USD|Low: $417 USD|High: $1,696 USD|Avg: $835 USD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Yadav Diamonds
October 29, 2026
Retailer 8$417 USD
Retailer 7$432 USD
Retailer 5$575 USD
Retailer 2$627 USD
Retailer 1$668 USD
Retailer 6$758 USD
Retailer 4$987 USD
Retailer 3$1,433 USD
Yadav Diamonds$1,696 USD

40 data points across 9 retailers

10 retailers$417 USD to $1,696 USD

A
Cheapest Retailer
-
$417 USD
A
Retailer 2
-
$432 USD
View
B+
Retailer 3
-
$575 USD
View
B+
Retailer 4
-
$627 USD
£494 GBP
View
B+
Retailer 5
-
$668 USD
A$1,028 AUD
View
B+
Retailer 6
-
$758 USD
View
B
Retailer 7
-
$987 USD
A$1,518 AUD
View
B
Retailer 8
-
$1,314 USD
View
B
Retailer 9
-
$1,433 USD
£1,128 GBP
View
Most Expensive
B
Yadav Diamonds
13016813 · Oct 29
$1,696 USD
View
9 more retailers have this diamond
Prices start from $417 USDSave up to $1,279 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
$417 USD