Marquise|Lab Grown|IGI

1.29ct D VS2 Marquise Lab Grown Diamond

ID • D/VS2 • IGI LG811620523

Shape and cutting style on the report: Hexagonal modified brilliant

Certificate IGI LG811620523

Diamond specifications and retailer prices

From $354 USD
As of October 28, 2026
Save $1,327 USD (79%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $2,710 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.29ct lab-grown marquise diamond

This 1.29ct 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 LG811620523 or 811620523. Listed at 7 retailers as of October 28, 2026, with a 375% 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

1.29
Carat
D
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle20°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811620523
Dimensions11.18 × 5.52 × 3.51 mm
L/W Ratio2.03
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.18 mm5.52 mm1.29 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811620523
Side View
Table 60.0%Crown 20°Girdle: MediumPavilion 39.9°Culet: NoneDepth 63.6%

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: Oct 28
Current: $2,710 USD|Low: $354 USD|High: $2,710 USD|Avg: $1,035 USD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 21, 2026
Retailer 3$354 USD
Retailer 4$482 USD
Retailer 6$508 USD
Retailer 5$674 USD
Retailer 7$1,513 USD
Retailer 2$1,681 USD
Do Amore Diamonds$2,710 USD

4 data points across 7 retailers

7 retailers$354 USD to $1,681 USD

A
Cheapest Retailer
-
$354 USD
A
Retailer 2
-
$482 USD
View
B+
Retailer 3
-
$508 USD
View
B+
Retailer 4
-
$674 USD
View
Retailer 5
-
$1,513 USD
View
Price last confirmed 15 days ago
B
Retailer 6
-
$1,681 USD
£1,324 GBP
View
Most Expensive
Do Amore Diamonds
27-038361EB1 · Oct 29
$2,710 USD
View
Price under review
6 more retailers have this diamond
Prices start from $354 USDSave up to $1,327 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
1.29ct Marquise
$354 USD