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Marquise|Lab Grown|IGI

0.78ct D FL Marquise Lab Grown Diamond

VG • D/FL • IGI LG825656603

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG825656603

Diamond specifications and retailer prices

From €454 EUR
As of November 3, 2026
Save €1,395 EUR (75%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €1,849 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 0.78ct lab-grown marquise diamond

This 0.78ct lab-grown marquise sits in the just-under-one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG825656603 or 825656603. Listed at 18 retailers as of November 1, 2026, with prices from €454 to €1,849, a €1,395 spread on the same certified stone. MOH London lists it at €1,849. 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

0.78
Carat
D
Colour
FL
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825656603
Dimensions9.60 × 4.80 × 3.01 mm
L/W Ratio2.00
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
9.60 mm4.80 mm0.78 ctD / FL
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825656603
Side View
Table 60.0%Crown 34.6°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.7%

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 3
Current: €1,849 EUR|Low: €430 EUR|High: €1,871 EUR|Avg: €1,052 EUR|+4.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 4, 2026
Retailer 4€454 EUR
Retailer 3€528 EUR
Retailer 10€670 EUR
Retailer 11€708 EUR
Retailer 8€769 EUR
Retailer 2€825 EUR
Retailer 7€843 EUR
Retailer 6€913 EUR
Retailer 12€1,169 EUR
Retailer 9€1,353 EUR
Retailer 13€1,646 EUR
Retailer 5€1,788 EUR
MOH London€1,849 EUR

32 data points across 13 retailers

18 retailers€454 EUR to €1,849 EUR

Retailer 1
-
€406 EUR
Price last confirmed 28 days ago
Retailer 2
-
€430 EUR
View
Price last confirmed 37 days ago
A
Retailer 3
-
€454 EUR
View
Final sale: no returns
Retailer 4
-
€503 EUR
View
Price last confirmed 24 days ago
Retailer 5
-
€503 EUR
View
Price last confirmed 33 days ago
B+
Retailer 6
-
€528 EUR
View
Retailer 7
-
€670 EUR
View
Price last confirmed 8 days ago
B+
Retailer 8
-
€708 EUR
View
Retailer 9
-
€769 EUR
View
Price last confirmed 11 days ago
B+
Retailer 10
-
€825 EUR
View
B+
Retailer 11
-
€843 EUR
View
B
Retailer 12
-
€913 EUR
View
B
Retailer 13
-
€1,169 EUR
View
B
Retailer 14
-
€1,353 EUR
View
Retailer 15
-
€1,618 EUR
View
Price last confirmed 32 days ago
B
Retailer 16
-
€1,646 EUR
View
B
Retailer 17
-
€1,788 EUR
View
Most Expensive
B
MOH London
LG825656603 · Nov 1
€1,849 EUR
£1,640 GBP
View
17 more retailers have this diamond
Prices start from €454 EURSave up to €1,395 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
0.78ct Marquise
€454 EUR