Princess|Lab Grown|IGI

1.15ct D IF Princess Lab Grown Diamond

EX • D/IF • IGI LG784646485

Shape and cutting style on the report: Princess cut

Certificate IGI LG784646485

Diamond specifications and retailer prices

From $488 USD
As of October 30, 2026
Save $1,352 USD (73%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,840 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.15ct lab-grown princess diamond

This 1.15ct lab-grown princess sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG784646485 or 784646485. Listed at 9 retailers as of October 29, 2026, with prices from $488 to $1,840, a $1,352 spread on the same certified stone. Brilliant Earth lists it at $1,840. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.15
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784646485
Dimensions5.85 × 5.77 × 3.82 mm
L/W Ratio1.01
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
5.85 mm5.77 mm1.15 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784646485
Side View
Table 66.0%Crown 36.3°Girdle: Slightly ThickPavilion 36.1°Culet: NoneDepth 66.2%

Caratlytics Score

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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: $1,840 USD|Low: $418 USD|High: $1,900 USD|Avg: $974 USD|-3.2%
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
October 30, 2026
Retailer 8$488 USD
Retailer 9$548 USD
Retailer 11$569 USD
Retailer 6$610 USD
Retailer 13$634 USD
Retailer 4$729 USD
Retailer 7$732 USD
Retailer 5$1,013 USD
Retailer 12$1,255 USD
Retailer 3$1,293 USD
Retailer 2$1,359 USD
Retailer 10$1,464 USD
Brilliant Earth$1,840 USD

24 data points across 13 retailers

9 retailers$488 USD to $1,840 USD

A
Cheapest Retailer
-
$488 USD
A
Retailer 2
-
$548 USD
View
A
Retailer 3
-
$569 USD
View
A
Retailer 4
-
$610 USD
€581 EUR
View
A
Retailer 5
-
$659 USD
View
B+
Retailer 6
-
$1,255 USD
View
B+
Retailer 7
-
$1,359 USD
A$2,090 AUD
View
B
Retailer 8
-
$1,464 USD
£1,153 GBP
View
Most Expensive
B
Brilliant Earth
20496110Y · Oct 29
$1,840 USD
View
8 more retailers have this diamond
Prices start from $488 USDSave up to $1,352 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
1.15ct Princess
$488 USD