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Princess|Lab Grown|IGI

1.78ct G VVS2 Princess Lab Grown Diamond

ID • G/VVS2 • IGI LG830683754

Shape and cutting style on the report: Princess cut

Certificate IGI LG830683754

Diamond specifications and retailer prices

From $320 AUD
$224 USD
As of October 30, 2026
Save $1,296 AUD (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,615 AUD at Brilliance · As of October 30, 2026
View at Brilliance

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 G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG830683754 or 830683754. Listed at 14 retailers as of October 30, 2026, with prices from $320 to $1,615, a $1,296 spread on the same certified stone. Brilliance lists it at $1,615. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.78
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle49.5°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830683754
Dimensions6.77 × 6.22 × 4.61 mm
L/W Ratio1.09
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.77 mm6.22 mm1.78 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830683754
Side View
Table 69.0%Crown 49.5°Girdle: MediumPavilion 36.1°Culet: NoneDepth 74.1%

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: Oct 30
Current: $1,615 AUD|Low: $307 AUD|High: $1,705 AUD|Avg: $836 AUD|-5.3%
Brilliance
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
October 30, 2026
Retailer 11$320 AUD
Retailer 4$371 AUD
Retailer 3$397 AUD
Retailer 12$397 AUD
Retailer 2$454 AUD
Retailer 13$675 AUD
Retailer 8$681 AUD
Retailer 5$880 AUD
Retailer 9$927 AUD
Retailer 6$953 AUD
Retailer 14$1,276 AUD
Retailer 10$1,280 AUD
Retailer 7$1,598 AUD
Brilliance$1,615 AUD

40 data points across 14 retailers

14 retailers$320 AUD to $1,615 AUD

A
Cheapest Retailer
-
$320 AUD
$224 USD
A
Retailer 2
-
$371 AUD
$260 USD
View
Retailer 3
-
$397 AUD
$278 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$397 AUD
$278 USD
View
A
Retailer 5
-
$454 AUD
£250 GBP
View
B+
Retailer 6
-
$675 AUD
$473 USD
View
A
Retailer 7
-
$681 AUD
ZAR 7,715 ZAR
View
A
Retailer 8
-
$880 AUD
$617 USD
View
A
Retailer 9
-
$927 AUD
View
A
Retailer 10
-
$953 AUD
$668 USD
View
B+
Retailer 11
-
$1,276 AUD
$894 USD
View
B+
Retailer 12
-
$1,280 AUD
$897 USD
View
B+
Retailer 13
-
$1,598 AUD
£882 GBP
View
Most Expensive
B
Brilliance
D44730977 · Oct 30
$1,615 AUD
$1,132 USD
View
13 more retailers have this diamond
Prices start from $320 AUDSave up to $1,296 AUD

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
$320 AUD