Marquise|Lab Grown|IGI

1.24ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG830689688

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG830689688

Diamond specifications and retailer prices

From $298 USD
As of October 28, 2026
Save $602 USD (67%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $899 USD at Frank Darling · As of October 29, 2026
View at Frank Darling

About this 1.24ct lab-grown marquise diamond

This 1.24ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG830689688 or 830689688. Listed at 9 retailers as of October 28, 2026, with prices from $298 to $899, a $602 spread on the same certified stone. Frank Darling lists it at $899. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.24
Carat
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830689688
Dimensions10.77 × 5.65 × 3.56 mm
L/W Ratio1.91
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.77 mm5.65 mm1.24 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830689688
Side View
Table 60.0%Crown 35.8°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $899 USD|Low: $298 USD|High: $1,940 USD|Avg: $566 USD|-0.6%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 27, 2026
Retailer 10$298 USD
Retailer 8$337 USD
Retailer 9$349 USD
Retailer 5$364 USD
Retailer 3$434 USD
Retailer 4$446 USD
Retailer 11$567 USD
Retailer 2$772 USD
Retailer 6$807 USD
Frank Darling$899 USD
Retailer 7$1,940 USD

14 data points across 11 retailers

9 retailers$298 USD to $899 USD

A
Cheapest Retailer
-
$298 USD
B+
Retailer 2
-
$337 USD
View
Retailer 3
-
$349 USD
£275 GBP
View
Price last confirmed 13 days ago
A
Retailer 4
-
$364 USD
View
A
Retailer 5
-
$446 USD
€425 EUR
View
B+
Retailer 6
-
$567 USD
View
B+
Retailer 7
-
$772 USD
A$1,188 AUD
View
Retailer 8
-
$807 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Frank Darling
100195096766BD · Oct 29
$899 USD
View
8 more retailers have this diamond
Prices start from $298 USDSave up to $602 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
1.24ct Marquise
$298 USD