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Princess|Lab Grown|IGI

2.91ct D IF Princess Lab Grown Diamond

ID • D/IF • IGI LG768631087

Shape and cutting style on the report: Princess cut

Certificate IGI LG768631087

Diamond specifications and retailer prices

From $1,880 AUD
$1,321 USD
As of October 30, 2026
Save $13,080 AUD (87%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $14,960 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.91ct lab-grown princess diamond

This 2.91ct 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 LG768631087 or 768631087. Listed at 17 retailers as of October 29, 2026, with prices from $1,880 to $14,960, a $13,080 spread on the same certified stone. Brilliant Earth lists it at $14,960. 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

2.91
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.3°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768631087
Dimensions7.89 × 7.89 × 7.86 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
7.89 mm7.89 mm2.91 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768631087
Side View
Table 67.0%Crown 39.3°Girdle: Slightly ThickPavilion 37.4°Culet: NoneDepth 69.5%

Caratlytics Score

How it works →
A+
Exceptional
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: $14,960 AUD|Low: $1,880 AUD|High: $15,430 AUD|Avg: $6,916 AUD|-3.0%
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
October 30, 2026
Retailer 10$1,880 AUD
Retailer 4$2,269 AUD
Retailer 3$2,491 AUD
Retailer 16$2,588 AUD
Retailer 11$3,791 AUD
Retailer 15$3,813 AUD
Retailer 9$3,823 AUD
Retailer 12$3,947 AUD
Retailer 17$4,390 AUD
Retailer 14$4,511 AUD
Retailer 13$6,111 AUD
Retailer 5$6,487 AUD
Retailer 7$7,833 AUD
Retailer 6$8,640 AUD
Retailer 2$12,939 AUD
Retailer 8$13,312 AUD
Brilliant Earth$14,960 AUD

33 data points across 17 retailers

17 retailers$1,880 AUD to $14,960 AUD

A+
Cheapest Retailer
-
$1,880 AUD
$1,321 USD
A
Retailer 2
-
$2,269 AUD
$1,594 USD
View
A
Retailer 3
-
$2,491 AUD
$1,750 USD
View
A
Retailer 4
-
$2,588 AUD
$1,818 USD
View
A
Retailer 5
-
$3,791 AUD
$2,663 USD
View
A
Retailer 6
-
$3,813 AUD
$2,679 USD
View
A
Retailer 7
-
$3,823 AUD
$2,686 USD
View
Final sale: no returns
A
Retailer 8
-
$3,947 AUD
€2,641 EUR
View
A
Retailer 9
-
$4,390 AUD
$3,084 USD
View
A
Retailer 10
-
$4,511 AUD
$3,169 USD
View
A
Retailer 11
-
$6,111 AUD
$4,293 USD
View
Retailer 12
-
$6,487 AUD
View
Price last confirmed 7 days ago
Retailer 13
-
$7,833 AUD
£4,333 GBP
View
Price last confirmed 8 days ago
B+
Retailer 14
-
$8,640 AUD
$6,070 USD
View
B
Retailer 15
-
$12,939 AUD
$9,090 USD
View
Retailer 16
-
$13,312 AUD
View
Price last confirmed 21 days ago
Most Expensive
B
Brilliant Earth
18070555Y · Oct 29
$14,960 AUD
$10,510 USD
View
16 more retailers have this diamond
Prices start from $1,880 AUDSave up to $13,080 AUD

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+
2.91ct Princess
$1,880 AUD