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Princess|Lab Grown|IGI

3.15ct D IF Princess Lab Grown Diamond

ID • D/IF • IGI LG715553911

Shape and cutting style on the report: Princess cut

Certificate IGI LG715553911

Diamond specifications and retailer prices

From $1,690 USD
As of October 30, 2026
Save $9,930 USD (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $16,710 USD at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

About this 3.15ct lab-grown princess diamond

This 3.15ct lab-grown princess sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG715553911 or 715553911. Listed at 18 retailers as of October 28, 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

3.15
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.8°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG715553911
Dimensions8.08 × 7.92 × 5.40 mm
L/W Ratio1.02
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
8.08 mm7.92 mm3.15 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG715553911
Side View
Table 65.0%Crown 43.8°Girdle: MediumPavilion 34.8°Culet: NoneDepth 68.2%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $16,710 USD|Low: $1,690 USD|High: $16,710 USD|Avg: $5,114 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 14$1,690 USD
Retailer 6$1,838 USD
Retailer 10$1,953 USD
Retailer 3$2,020 USD
Retailer 16$2,068 USD
Retailer 2$2,559 USD
Retailer 15$3,079 USD
Retailer 17$3,379 USD
Retailer 12$3,382 USD
Retailer 11$3,500 USD
Retailer 5$4,055 USD
Retailer 7$4,999 USD
Retailer 13$5,409 USD
Retailer 8$5,680 USD
Retailer 4$6,187 USD
Retailer 9$7,490 USD
Retailer 18$11,620 USD
Novita Diamonds$16,710 USD

29 data points across 18 retailers

18 retailers$1,690 USD to $11,620 USD

A+
Cheapest Retailer
-
$1,690 USD
A
Retailer 2
-
$1,838 USD
View
A
Retailer 3
-
$1,953 USD
View
Final sale: no returns
A
Retailer 4
-
$2,020 USD
View
A
Retailer 5
-
$2,068 USD
View
A
Retailer 6
-
$2,559 USD
View
A
Retailer 7
-
$3,044 USD
View
A
Retailer 8
-
$3,079 USD
View
A
Retailer 9
-
$3,379 USD
View
A
Retailer 10
-
$3,500 USD
€3,333 EUR
View
A
Retailer 11
-
$4,055 USD
View
Retailer 12
-
$4,999 USD
A$7,690 AUD
View
Price last confirmed 7 days ago
B+
Retailer 13
-
$5,409 USD
View
Retailer 14
-
$5,680 USD
View
Price last confirmed 11 days ago
B+
Retailer 15
-
$6,187 USD
£4,872 GBP
View
B+
Retailer 16
-
$7,490 USD
View
B
Retailer 17
-
$11,620 USD
View
Most Expensive
Novita Diamonds
cert_715553911 · Oct 8
$16,710 USD
A$25,707 AUD
View
Price last confirmed 21 days ago
17 more retailers have this diamond
Prices start from $1,690 USDSave up to $9,930 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+
3.15ct Princess
$1,690 USD