CaratHunter
Plans
Marquise|Lab Grown|IGI

1.24ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG754508730

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG754508730

Diamond specifications and retailer prices

From €590 EUR
$662 USD
As of November 2, 2026
Save €1,380 EUR (70%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €1,970 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.24ct lab-grown marquise diamond

This 1.24ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754508730 or 754508730. Listed at 15 retailers as of October 31, 2026, with prices from €590 to €1,970, a €1,380 spread on the same certified stone. Brilliant Earth lists it at €1,970. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.24
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754508730
Dimensions11.19 × 5.67 × 3.45 mm
L/W Ratio1.97
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.19 mm5.67 mm1.24 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754508730
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 40°Culet: NoneDepth 60.8%

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 2
Current: €1,970 EUR|Low: €590 EUR|High: €2,247 EUR|Avg: €1,218 EUR|-12.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 2, 2026
Retailer 3€590 EUR
Retailer 12€639 EUR
Retailer 13€660 EUR
Retailer 4€709 EUR
Retailer 9€772 EUR
Retailer 2€822 EUR
Retailer 10€949 EUR
Retailer 15€1,167 EUR
Retailer 11€1,346 EUR
Retailer 7€1,650 EUR
Retailer 6€1,677 EUR
Retailer 14€1,742 EUR
Retailer 8€1,840 EUR
Retailer 5€1,856 EUR
Brilliant Earth€1,970 EUR

43 data points across 15 retailers

15 retailers€590 EUR to €1,970 EUR

A
Cheapest Retailer
-
€590 EUR
$662 USD
A
Retailer 2
-
€639 EUR
HK$5,600 HKD
View
A
Retailer 3
-
€660 EUR
$740 USD
View
B+
Retailer 4
-
€709 EUR
$795 USD
View
B+
Retailer 5
-
€772 EUR
View
B+
Retailer 6
-
€822 EUR
£726 GBP
View
B+
Retailer 7
-
€949 EUR
A$1,638 AUD
View
Retailer 8
-
€1,167 EUR
$1,309 USD
View
Price last confirmed 9 days ago
B+
Retailer 9
-
€1,346 EUR
$1,510 USD
View
B
Retailer 10
-
€1,650 EUR
$1,851 USD
View
Retailer 11
-
€1,677 EUR
A$2,893 AUD
View
Price last confirmed 32 days ago
B
Retailer 12
-
€1,742 EUR
$1,954 USD
View
B
Retailer 13
-
€1,840 EUR
£1,625 GBP
View
B
Retailer 14
-
€1,856 EUR
SGD 2,813 SGD
View
Most Expensive
B
Brilliant Earth
18668812Y · Oct 31
€1,970 EUR
$2,210 USD
View
14 more retailers have this diamond
Prices start from €590 EURSave up to €1,380 EUR

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
€590 EUR