Princess|Lab Grown|IGI

1.78ct G VVS2 Princess Lab Grown Diamond

GD • G/VVS2 • IGI LG665459892

Shape and cutting style on the report: Princess cut

Certificate IGI LG665459892

Diamond specifications and retailer prices

From $266 USD
As of November 1, 2026
Save $2,004 USD (88%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $2,270 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 standard cut grade and certified by IGI LG665459892 or 665459892. Listed at 20 retailers as of October 31, 2026, with prices from $266 to $2,270, a $2,004 spread on the same certified stone. Do Amore Diamonds lists it at $2,270. 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

1.78
Carat
G
Color
VVS2
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.9°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665459892
Dimensions6.56 × 6.52 × 4.74 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.56 mm6.52 mm1.78 ctG / VVS2
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665459892
Side View
Table 71.0%Crown 43.9°Girdle: MediumPavilion 39.1°Culet: NoneDepth 72.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $2,270 USD|Low: $309 USD|High: $2,820 USD|Avg: $1,010 USD|+6.1%
Do Amore Diamonds
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
November 1, 2026
Retailer 6$317 USD
Retailer 9$368 USD
Retailer 7$394 USD
Retailer 14$506 USD
Retailer 16$535 USD
Retailer 12$540 USD
Retailer 4$689 USD
Retailer 10$749 USD
Retailer 3$935 USD
Retailer 11$1,163 USD
Retailer 5$1,210 USD
Retailer 8$1,397 USD
Retailer 13$1,455 USD
Retailer 15$1,503 USD
Retailer 2$1,675 USD
Retailer 17$2,152 USD
Do Amore Diamonds$2,270 USD

31 data points across 17 retailers

20 retailers$266 USD to $2,270 USD

A
Cheapest Retailer
-
$266 USD
Final sale: no returns
Retailer 2
-
$317 USD
View
Price last confirmed 11 days ago
Retailer 3
-
$368 USD
View
Price last confirmed 12 days ago
Retailer 4
-
$394 USD
View
Price last confirmed 11 days ago
Retailer 5
-
$394 USD
View
Price last confirmed 16 days ago
B+
Retailer 6
-
$506 USD
View
B+
Retailer 7
-
$535 USD
View
B+
Retailer 8
-
$540 USD
View
B+
Retailer 9
-
$689 USD
ZAR 11,138 ZAR
View
B+
Retailer 10
-
$749 USD
£590 GBP
View
B
Retailer 11
-
$935 USD
A$1,439 AUD
View
B
Retailer 12
-
$1,163 USD
View
Retailer 13
-
$1,210 USD
View
Price last confirmed 11 days ago
Retailer 14
-
$1,368 USD
View
Price last confirmed 53 days ago
Retailer 15
-
$1,397 USD
View
Price last confirmed 11 days ago
B
Retailer 16
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$1,455 USD
View
B
Retailer 17
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$1,503 USD
View
B
Retailer 18
-
$1,675 USD
£1,319 GBP
View
C
Retailer 19
-
$2,152 USD
View
Most Expensive
C
Do Amore Diamonds
36-1874475 · Oct 31
$2,270 USD
View
19 more retailers have this diamond
Prices start from $266 USDSave up to $2,004 USD

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
$266 USD