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Marquise|Lab Grown|IGI

1.75ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG781609429

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG781609429

Diamond specifications and retailer prices

From €1,863 EUR
$2,081 USD
As of November 2, 2026
Save €4,224 EUR (69%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €6,087 EUR at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 1.75ct lab-grown marquise diamond

This 1.75ct lab-grown marquise sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG781609429 or 781609429. Listed at 10 retailers as of October 31, 2026, with prices from €1,863 to €6,087, a €4,224 spread on the same certified stone. Taylor and Hart lists it at €6,087. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.75
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle42.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781609429
Dimensions12.18 × 6.36 × 4.03 mm
L/W Ratio1.92
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
12.18 mm6.36 mm1.75 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781609429
Side View
Table 59.0%Crown 33.2°Girdle: MED-STKPavilion 42.1°Culet: NoneDepth 63.4%

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: Nov 2
Current: €2,458 EUR|Low: €1,778 EUR|High: €5,794 EUR|Avg: €3,695 EUR|-0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 9€1,863 EUR
Retailer 1€2,458 EUR
Retailer 4€2,479 EUR
Retailer 7€2,725 EUR
Retailer 3€3,266 EUR
Retailer 6€4,461 EUR
Retailer 2€4,953 EUR
Retailer 5€5,084 EUR
Retailer 8€5,794 EUR

43 data points across 9 retailers

10 retailers€1,863 EUR to €6,087 EUR

A
Cheapest Retailer
-
€1,863 EUR
$2,081 USD
B+
Retailer 2
-
€2,458 EUR
£2,162 GBP
View
B+
Retailer 3
-
€2,479 EUR
$2,770 USD
View
Retailer 4
-
€2,725 EUR
$3,044 USD
View
Price last confirmed 7 days ago
B+
Retailer 5
-
€3,266 EUR
View
B
Retailer 6
-
€4,461 EUR
$4,984 USD
View
B
Retailer 7
-
€4,953 EUR
£4,357 GBP
View
B
Retailer 8
-
€5,084 EUR
$5,680 USD
View
B
Retailer 9
-
€5,794 EUR
SGD 8,748 SGD
View
Most Expensive
B
Taylor and Hart
BF3QSAT · Oct 31
€6,087 EUR
$6,800 USD
View
9 more retailers have this diamond
Prices start from €1,863 EURSave up to €4,224 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
1.75ct Marquise
€1,863 EUR