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Princess|Lab Grown|IGI

2.78ct D IF Princess Lab Grown Diamond

ID • D/IF • IGI LG710569958

Shape and cutting style on the report: Princess cut

Certificate IGI LG710569958

Diamond specifications and retailer prices

From $1,263 USD
As of October 30, 2026
Save $7,427 USD (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $8,938 USD at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

About this 2.78ct lab-grown princess diamond

This 2.78ct lab-grown princess sits in the two to three carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG710569958 or 710569958. Listed at 18 retailers as of October 30, 2026, with a 588% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

2.78
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle49.2°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG710569958
Dimensions7.62 × 7.61 × 5.27 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.62 mm7.61 mm2.78 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG710569958
Side View
Table 69.0%Crown 49.2°Girdle: MED-STKPavilion 34.6°Culet: NoneDepth 69.3%

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: $8,938 USD|Low: $1,263 USD|High: $9,860 USD|Avg: $4,107 USD|+1.6%
Novita 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
Retailer 18
October 30, 2026
Retailer 11$1,263 USD
Retailer 5$1,524 USD
Retailer 8$1,725 USD
Retailer 3$1,744 USD
Retailer 15$2,161 USD
Retailer 12$2,448 USD
Retailer 18$2,564 USD
Retailer 10$2,569 USD
Retailer 13$2,650 USD
Retailer 4$2,948 USD
Retailer 17$3,030 USD
Retailer 16$4,116 USD
Retailer 6$4,357 USD
Retailer 14$4,642 USD
Retailer 7$5,005 USD
Retailer 9$7,630 USD
Retailer 2$8,690 USD
Novita Diamonds$8,938 USD

34 data points across 18 retailers

18 retailers$1,263 USD to $8,690 USD

A
Cheapest Retailer
-
$1,263 USD
A
Retailer 2
-
$1,524 USD
View
A
Retailer 3
-
$1,725 USD
View
A
Retailer 4
-
$1,744 USD
View
A
Retailer 5
-
$1,945 USD
View
A
Retailer 6
-
$2,448 USD
View
A
Retailer 7
-
$2,564 USD
View
A
Retailer 8
-
$2,569 USD
View
Final sale: no returns
A
Retailer 9
-
$2,650 USD
€2,524 EUR
View
A
Retailer 10
-
$2,948 USD
View
A
Retailer 11
-
$3,030 USD
View
A
Retailer 12
-
$4,116 USD
View
Retailer 13
-
$4,357 USD
A$6,703 AUD
View
Price last confirmed 7 days ago
B+
Retailer 14
-
$4,642 USD
£3,655 GBP
View
B+
Retailer 15
-
$5,005 USD
View
B
Retailer 16
-
$7,630 USD
View
B
Retailer 17
-
$8,690 USD
View
Most Expensive
Novita Diamonds
cert_710569958 · Oct 8
$8,938 USD
A$13,750 AUD
View
Price last confirmed 21 days ago
17 more retailers have this diamond
Prices start from $1,263 USDSave up to $7,427 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
2.78ct Princess
$1,263 USD