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Princess|Lab Grown|IGI

1.78ct H VVS2 Princess Lab Grown Diamond

ID • H/VVS2 • IGI LG591336548

Shape and cutting style on the report: Princess cut

Certificate IGI LG591336548

Diamond specifications and retailer prices

From €345 EUR
$385 USD
As of November 1, 2026
Save €837 EUR (71%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €1,182 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.78ct lab-grown princess diamond

This 1.78ct lab-grown princess sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG591336548 or 591336548. Listed at 8 retailers as of October 31, 2026, with prices from €345 to €1,182, a €837 spread on the same certified stone. Brilliant Earth lists it at €1,182. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.78
Carat
H
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG591336548
Dimensions6.64 × 6.58 × 4.66 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.64 mm6.58 mm1.78 ctH / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG591336548
Side View
Table 67.0%Crown 38.9°Girdle: MediumPavilion 37.8°Culet: NoneDepth 70.8%

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 1
Current: €1,182 EUR|Low: €252 EUR|High: €1,280 EUR|Avg: €674 EUR|-7.7%
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
Retailer 16
Retailer 17
October 31, 2026
Retailer 6€252 EUR
Retailer 13€345 EUR
Retailer 11€370 EUR
Retailer 10€411 EUR
Retailer 17€429 EUR
Retailer 9€430 EUR
Retailer 12€526 EUR
Retailer 5€564 EUR
Retailer 15€584 EUR
Retailer 16€600 EUR
Retailer 2€629 EUR
Retailer 8€866 EUR
Retailer 7€996 EUR
Retailer 14€1,015 EUR
Retailer 3€1,049 EUR
Retailer 4€1,153 EUR
Brilliant Earth€1,182 EUR

14 data points across 17 retailers

8 retailers€345 EUR to €1,182 EUR

B+
Cheapest Retailer
-
€345 EUR
$385 USD
A
Retailer 2
-
€411 EUR
View
A
Retailer 3
-
€526 EUR
$587 USD
View
A
Retailer 4
-
€600 EUR
$670 USD
View
A
Retailer 5
-
€629 EUR
$703 USD
View
B+
Retailer 6
-
€670 EUR
$749 USD
View
B+
Retailer 7
-
€1,036 EUR
$1,157 USD
View
Most Expensive
B
Brilliant Earth
14552614A · Oct 31
€1,182 EUR
$1,320 USD
View
7 more retailers have this diamond
Prices start from €345 EURSave up to €837 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
1.78ct Princess
€345 EUR