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Marquise|Lab Grown|IGI

1.75ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG800679507

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG800679507

Diamond specifications and retailer prices

From €1,237 EUR
HK$10,800 HKD
As of November 1, 2026
Save €2,631 EUR (68%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €3,869 EUR at With Clarity · As of November 2, 2026
View at With Clarity

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 LG800679507 or 800679507. Listed at 11 retailers as of November 1, 2026, with prices from €1,237 to €3,869, a €2,631 spread on the same certified stone. With Clarity lists it at €3,869. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800679507
Dimensions12.32 × 6.29 × 3.91 mm
L/W Ratio1.96
Girdle conditionFaceted
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
12.32 mm6.29 mm1.75 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800679507
Side View
Table 60.0%Crown 35.5°Girdle: STK-THKPavilion 39.6°Culet: NoneDepth 62.2%

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 1
Current: €1,566 EUR|Low: €1,237 EUR|High: €4,681 EUR|Avg: €2,472 EUR|-18.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
With Clarity
November 2, 2026
Retailer 10€1,237 EUR
Retailer 8€1,383 EUR
Retailer 9€1,532 EUR
Retailer 1€1,566 EUR
Retailer 5€1,633 EUR
Retailer 6€1,936 EUR
Retailer 7€2,619 EUR
Retailer 3€3,443 EUR
Retailer 2€3,536 EUR
Retailer 4€3,616 EUR
With Clarity€3,869 EUR

42 data points across 11 retailers

11 retailers€1,237 EUR to €3,869 EUR

A
Cheapest Retailer
-
€1,237 EUR
HK$10,800 HKD
A
Retailer 2
-
€1,383 EUR
$1,545 USD
View
A
Retailer 3
-
€1,532 EUR
$1,712 USD
View
A
Retailer 4
-
€1,566 EUR
£1,377 GBP
View
A
Retailer 5
-
€1,633 EUR
View
B+
Retailer 6
-
€1,936 EUR
A$3,328 AUD
View
Retailer 7
-
€2,619 EUR
$2,926 USD
View
Price last confirmed 9 days ago
B
Retailer 8
-
€3,443 EUR
£3,029 GBP
View
B
Retailer 9
-
€3,536 EUR
$3,951 USD
View
B
Retailer 10
-
€3,616 EUR
$4,040 USD
View
Most Expensive
B
With Clarity
800679507 · Nov 2
€3,869 EUR
$4,322 USD
View
10 more retailers have this diamond
Prices start from €1,237 EURSave up to €2,631 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
€1,237 EUR