Princess|Lab Grown|IGI

0.78ct D IF Princess Lab Grown Diamond

D/IF • IGI LG774603770

Shape and cutting style on the report: Princess cut

Certificate IGI LG774603770

Diamond specifications and retailer prices

From $439 USD
As of October 30, 2026
Save $754 USD (63%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,193 USD at MOH London · As of October 29, 2026
View at MOH London

About this 0.78ct lab-grown princess diamond

This 0.78ct lab-grown princess sits in the just-under-one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless) and certified by IGI LG774603770 or 774603770. Listed at 11 retailers as of October 29, 2026, with prices from $439 to $1,193, a $754 spread on the same certified stone. MOH London lists it at $1,193. 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

0.78
Carat
D
Color
IF
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.5°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG774603770
Dimensions4.95 × 4.95 × 4.95 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
4.95 mm4.95 mm0.78 ctD / IF
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG774603770
Side View
Table 69.0%Crown 43.5°Girdle: MED-STKPavilion 37.7°Culet: NoneDepth 70.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $1,193 USD|Low: $295 USD|High: $1,193 USD|Avg: $700 USD|+2.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 11$295 USD
Retailer 10$439 USD
Retailer 2$467 USD
Retailer 8$480 USD
Retailer 7$507 USD
Retailer 4$533 USD
Retailer 5$822 USD
Retailer 3$863 USD
Retailer 9$869 USD
Retailer 6$890 USD
MOH London$1,193 USD

44 data points across 11 retailers

11 retailers$439 USD to $1,193 USD

Retailer 1
-
$295 USD
Price last confirmed 11 days ago
A
Retailer 2
-
$439 USD
View
A
Retailer 3
-
$467 USD
£368 GBP
View
B+
Retailer 4
-
$480 USD
View
B+
Retailer 5
-
$507 USD
View
B+
Retailer 6
-
$533 USD
€508 EUR
View
B+
Retailer 7
-
$822 USD
A$1,265 AUD
View
B
Retailer 8
-
$863 USD
View
B
Retailer 9
-
$869 USD
View
B
Retailer 10
-
$890 USD
View
Most Expensive
B
MOH London
LG774603770 · Oct 29
$1,193 USD
£939 GBP
View
10 more retailers have this diamond
Prices start from $439 USDSave up to $754 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
0.78ct Princess
$439 USD