Marquise|Lab Grown|IGI

1.27ct D VS2 Marquise Lab Grown Diamond

EX • D/VS2 • IGI LG837603777

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG837603777

Diamond specifications and retailer prices

From $309 USD
As of November 1, 2026
Save $651 USD (68%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $960 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.27ct lab-grown marquise diamond

This 1.27ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG837603777 or 837603777. Listed at 9 retailers as of October 30, 2026, with prices from $309 to $960, a $651 spread on the same certified stone. Brilliant Earth lists it at $960. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
D
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837603777
Dimensions11.73 × 5.57 × 3.53 mm
L/W Ratio2.11
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.73 mm5.57 mm1.27 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837603777
Side View
Table 62.0%Crown 36.2°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $960 USD|Low: $309 USD|High: $960 USD|Avg: $543 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 6$309 USD
Retailer 9$350 USD
Retailer 5$392 USD
Retailer 4$459 USD
Retailer 10$477 USD
Retailer 2$481 USD
Retailer 8$592 USD
Retailer 3$815 USD
Retailer 7$924 USD
Brilliant Earth$960 USD

11 data points across 10 retailers

9 retailers$309 USD to $960 USD

A
Cheapest Retailer
-
$309 USD
B+
Retailer 2
-
$350 USD
View
A
Retailer 3
-
$392 USD
View
A
Retailer 4
-
$433 USD
View
Retailer 5
-
$459 USD
View
Price last confirmed 8 days ago
Retailer 6
-
$592 USD
View
Price last confirmed 11 days ago
B
Retailer 7
-
$815 USD
View
B
Retailer 8
-
$924 USD
View
Most Expensive
B
Brilliant Earth
22297735A · Oct 30
$960 USD
View
8 more retailers have this diamond
Prices start from $309 USDSave up to $651 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
1.27ct Marquise
$309 USD