Marquise|Lab Grown|IGI

1.27ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG814623889

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG814623889

Diamond specifications and retailer prices

From $427 USD
As of November 5, 2026
Save $1,572 USD (79%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,360 USD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG814623889 or 814623889. Listed at 15 retailers as of November 4, 2026, with a 368% 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

1.27
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG814623889
Dimensions11.51 × 5.62 × 3.49 mm
L/W Ratio2.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.51 mm5.62 mm1.27 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG814623889
Side View
Table 59.0%Crown 34°Girdle: THN-MEDPavilion 40.9°Culet: NoneDepth 62.1%

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 5
Current: $1,408 USD|Low: $427 USD|High: $2,360 USD|Avg: $1,049 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
November 5, 2026
Retailer 3$427 USD
Retailer 2$470 USD
Retailer 9$670 USD
Retailer 8$673 USD
Retailer 4$741 USD
Retailer 5$945 USD
Retailer 10$986 USD
Retailer 6$993 USD
Retailer 12$1,351 USD
Retailer 1$1,408 USD
Retailer 11$1,852 USD
Retailer 7$2,117 USD

44 data points across 12 retailers

15 retailers$427 USD to $1,999 USD

A
Cheapest Retailer
-
$427 USD
A
Retailer 2
-
$470 USD
View
Final sale: no returns
B+
Retailer 3
-
$670 USD
View
Retailer 4
-
$673 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$741 USD
View
B+
Retailer 6
-
$945 USD
View
Retailer 7
-
$986 USD
View
Price last confirmed 32 days ago
B
Retailer 8
-
$993 USD
View
B
Retailer 9
-
$1,351 USD
View
B
Retailer 10
-
$1,408 USD
View
B
Retailer 11
-
$1,852 USD
View
B
Retailer 12
-
$1,889 USD
View
B
Retailer 13
-
$1,999 USD
View
Retailer 14
-
$2,117 USD
View
Price under review
Most Expensive
Do Amore Diamonds
31-LG7680129 · Nov 4
$2,360 USD
View
Price under review
14 more retailers have this diamond
Prices start from $427 USDSave up to $1,572 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
$427 USD