CaratHunter
Plans
Marquise|Lab Grown|IGI

1.24ct D SI1 Marquise Lab Grown Diamond

VG • D/SI1 • IGI LG854698870

Certificate IGI LG854698870

Diamond specifications and retailer prices

From €185 EUR
As of November 6, 2026
Save €925 EUR (83%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €1,111 EUR at Brilliant Earth · As of November 6, 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 SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG854698870 or 854698870. Listed at 7 retailers as of November 6, 2026, with prices from €185 to €1,111, a €925 spread on the same certified stone. Brilliant Earth lists it at €1,111. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.24
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG854698870
Dimensions11.09 × 5.59 × 3.53 mm
L/W Ratio1.98
Top View
11.09 mm5.59 mm1.24 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG854698870
Side View
Table 63.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 63.1%

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 6
Current: €339 EUR|Low: €185 EUR|High: €368 EUR|Avg: €288 EUR
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 3€185 EUR
Retailer 2€229 EUR
Retailer 4€245 EUR
Retailer 1€339 EUR
Retailer 5€362 EUR
Retailer 6€368 EUR

1 data point across 6 retailers

7 retailers€185 EUR to €1,111 EUR

A
Cheapest Retailer
-
€185 EUR
Final sale: no returns
A
Retailer 2
-
€229 EUR
View
A
Retailer 3
-
€245 EUR
View
B+
Retailer 4
-
€339 EUR
View
B+
Retailer 5
-
€362 EUR
View
B+
Retailer 6
-
€368 EUR
View
Most Expensive
B
Brilliant Earth
22533463A · Nov 6
€1,111 EUR
$1,240 USD
View
6 more retailers have this diamond
Prices start from €185 EURSave up to €925 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
€185 EUR