Princess|Lab Grown|IGI

8.78ct F VS1 Princess Lab Grown Diamond

ID • F/VS1 • IGI LG593386540

Shape and cutting style on the report: Princess cut

Certificate IGI LG593386540

Diamond specifications and retailer prices

From $1,665 USD
As of October 31, 2026
Save $11,225 USD (87%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $12,890 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 8.78ct lab-grown princess diamond

This 8.78ct lab-grown princess sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG593386540 or 593386540. Listed at 18 retailers as of October 31, 2026, with prices from $1,665 to $12,890, a $11,225 spread on the same certified stone. Brilliant Earth lists it at $12,890. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

8.78
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.3°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG593386540
Dimensions11.33 × 11.28 × 7.83 mm
L/W Ratio1.00
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
11.33 mm11.28 mm8.78 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG593386540
Side View
Table 67.0%Crown 40.3°Girdle: MediumPavilion 37.9°Culet: NoneDepth 69.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: $12,890 USD|Low: $1,442 USD|High: $17,290 USD|Avg: $3,812 USD|-10.5%
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
November 1, 2026
Retailer 5$1,442 USD
Retailer 4$1,494 USD
Retailer 11$1,665 USD
Retailer 6$2,028 USD
Retailer 2$2,105 USD
Retailer 15$2,364 USD
Retailer 13$2,505 USD
Retailer 12$2,538 USD
Retailer 10$2,768 USD
Retailer 17$2,784 USD
Retailer 8$3,612 USD
Retailer 3$4,286 USD
Retailer 16$4,448 USD
Retailer 14$4,825 USD
Retailer 7$5,013 USD
Retailer 9$5,244 USD
Brilliant Earth$12,890 USD

40 data points across 17 retailers

18 retailers$1,665 USD to $12,890 USD

Retailer 1
-
$1,288 USD
Price last confirmed 39 days ago
Retailer 2
-
$1,401 USD
View
Price last confirmed 38 days ago
Retailer 3
-
$1,473 USD
View
Price last confirmed 34 days ago
A
Retailer 4
-
$1,665 USD
View
A
Retailer 5
-
$2,028 USD
View
A
Retailer 6
-
$2,105 USD
£1,658 GBP
View
B+
Retailer 7
-
$2,364 USD
View
A
Retailer 8
-
$2,505 USD
ZAR 40,470 ZAR
View
A
Retailer 9
-
$2,538 USD
€2,417 EUR
View
A
Retailer 10
-
$2,768 USD
A$4,258 AUD
View
A
Retailer 11
-
$2,784 USD
View
B+
Retailer 12
-
$3,612 USD
£2,844 GBP
View
B+
Retailer 13
-
$4,286 USD
View
Retailer 14
-
$4,448 USD
View
Price last confirmed 20 days ago
Retailer 15
-
$4,825 USD
£3,799 GBP
View
Price last confirmed 10 days ago
B
Retailer 16
-
$5,013 USD
View
B
Retailer 17
-
$5,244 USD
View
Most Expensive
B
Brilliant Earth
7969238A · Oct 31
$12,890 USD
View
17 more retailers have this diamond
Prices start from $1,665 USDSave up to $11,225 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
8.78ct Princess
$1,665 USD