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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 $492 SGD
$385 USD
As of October 30, 2026
Save $1,195 SGD (71%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,687 SGD at Brilliant Earth · As of October 30, 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 30, 2026, with prices from $492 to $1,687, a $1,195 spread on the same certified stone. Brilliant Earth lists it at $1,687. 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: Oct 30
Current: $1,687 SGD|Low: $359 SGD|High: $1,828 SGD|Avg: $963 SGD|-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$359 SGD
Retailer 13$492 SGD
Retailer 11$528 SGD
Retailer 10$587 SGD
Retailer 17$612 SGD
Retailer 9$614 SGD
Retailer 12$751 SGD
Retailer 5$805 SGD
Retailer 15$834 SGD
Retailer 16$857 SGD
Retailer 2$899 SGD
Retailer 8$1,237 SGD
Retailer 7$1,422 SGD
Retailer 14$1,450 SGD
Retailer 3$1,499 SGD
Retailer 4$1,647 SGD
Brilliant Earth$1,687 SGD

14 data points across 17 retailers

8 retailers$492 SGD to $1,687 SGD

B+
Cheapest Retailer
-
$492 SGD
$385 USD
A
Retailer 2
-
$587 SGD
€437 EUR
View
A
Retailer 3
-
$751 SGD
$587 USD
View
A
Retailer 4
-
$857 SGD
$670 USD
View
A
Retailer 5
-
$899 SGD
$703 USD
View
B+
Retailer 6
-
$958 SGD
$749 USD
View
B+
Retailer 7
-
$1,479 SGD
$1,157 USD
View
Most Expensive
B
Brilliant Earth
14552614A · Oct 30
$1,687 SGD
$1,320 USD
View
7 more retailers have this diamond
Prices start from $492 SGDSave up to $1,195 SGD

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
$492 SGD