Marquise|Lab Grown|IGI

1.30ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG800640004

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG800640004

Diamond specifications and retailer prices

From $980 USD
As of November 2, 2026
3 retailers carry this diamond
Most expensive: $980 USD at Brilliant Earth
View at Brilliant Earth

About this 1.3ct lab-grown marquise diamond

This 1.3ct 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 LG800640004 or 800640004. Listed at 3 retailers as of November 2, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800640004
Dimensions11.56 × 5.50 × 3.52 mm
L/W Ratio2.10
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.56 mm5.50 mm1.30 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800640004
Side View
Table 60.0%Crown 36.6°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 64.0%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $980 USD|Low: $168 USD|High: $1,490 USD|Avg: $643 USD|-34.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
August 13, 2026
Retailer 2$358 USD
Retailer 9$420 USD
Retailer 7$483 USD
Retailer 3$493 USD
Retailer 6$507 USD
Retailer 5$559 USD
Retailer 8$788 USD
Retailer 4$819 USD
Brilliant Earth$980 USD

39 data points across 9 retailers

3 retailers

Retailer 1
-
$507 USD
A$780 AUD
Price last confirmed 122 days ago
Retailer 2
-
$788 USD
View
Price last confirmed 85 days ago
Most Expensive
B
Brilliant Earth
19515704A · Nov 2
$980 USD
View
2 more retailers have this diamond

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
1.30ct Marquise
$980 USD