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Marquise|Lab Grown|IGI

1.29ct F VS1 Marquise Lab Grown Diamond

EX • F/VS1 • IGI LG792696001

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG792696001

Diamond specifications and retailer prices

From $339 USD
As of November 6, 2026
3 retailers carry this diamond
Most expensive: $1,000 USD at Brilliant Earth · As of October 18, 2026
View at Brilliant Earth

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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG792696001 or 792696001. Listed at 3 retailers as of November 6, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792696001
Dimensions11.62 × 5.76 mm
L/W Ratio2.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.62 mm5.76 mm1.29 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG792696001
Side View
Table 62.0%Crown 34.8°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 60.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 6
Current: $1,000 USD|Low: $339 USD|High: $1,000 USD|Avg: $587 USD|+3.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 2$339 USD
Retailer 4$398 USD
Retailer 5$474 USD
Retailer 3$481 USD
Retailer 9$486 USD
Retailer 10$505 USD
Retailer 7$656 USD
Retailer 8$693 USD
Retailer 6$817 USD
Brilliant Earth$1,000 USD

22 data points across 10 retailers

3 retailers

B+
Cheapest Retailer
-
$339 USD
Retailer 2
-
$656 USD
View
Price last confirmed 45 days ago
Most Expensive
Brilliant Earth
19514842A · Oct 18
$1,000 USD
View
Price last confirmed 19 days ago
2 more retailers have this diamond
Prices start from $339 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.

B+
1.29ct Marquise
$339 USD