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Radiant|Lab Grown|IGI

2.91ct D IF Radiant Lab Grown Diamond

VG • D/IF • IGI LG715598171

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG715598171

Diamond specifications and retailer prices

From $1,315 AUD
$924 USD
As of October 30, 2026
Save $13,604 AUD (91%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $14,919 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.91ct lab-grown radiant diamond

This 2.91ct lab-grown radiant sits in the two to three carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG715598171 or 715598171. Listed at 27 retailers as of October 29, 2026, with prices from $1,315 to $14,919, a $13,604 spread on the same certified stone. Brilliant Earth lists it at $14,919. 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

2.91
Carat
D
Colour
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle32°
OriginLab Grown
Grading LabIGI
CertificateIGI LG715598171
Dimensions10.78 × 7.20 × 4.54 mm
L/W Ratio1.50
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
10.78 mm7.20 mm2.91 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG715598171
Side View
Table 57.0%Crown 32.7°Girdle: MediumPavilion 32°Culet: NoneDepth 63.1%

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: $14,919 AUD|Low: $1,297 AUD|High: $14,919 AUD|Avg: $4,196 AUD
Brilliant Earth
Retailer 2
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Retailer 25
October 30, 2026
Retailer 5$1,315 AUD
Retailer 23$1,431 AUD
Retailer 14$1,471 AUD
Retailer 4$1,525 AUD
Retailer 15$1,525 AUD
Retailer 20$1,772 AUD
Retailer 2$1,859 AUD
Retailer 7$1,903 AUD
Retailer 12$2,059 AUD
Retailer 21$2,326 AUD
Retailer 13$2,422 AUD
Retailer 6$3,156 AUD
Retailer 8$3,394 AUD
Retailer 3$3,620 AUD
Retailer 22$3,994 AUD
Retailer 19$4,344 AUD
Retailer 11$4,643 AUD
Retailer 17$4,864 AUD
Retailer 9$4,940 AUD
Retailer 25$5,740 AUD
Retailer 16$5,936 AUD
Retailer 18$5,991 AUD
Retailer 24$7,609 AUD
Retailer 10$11,674 AUD
Brilliant Earth$14,919 AUD

36 data points across 25 retailers

27 retailers$1,315 AUD to $14,919 AUD

A
Cheapest Retailer
-
$1,315 AUD
$924 USD
A
Retailer 2
-
$1,431 AUD
$1,005 USD
View
A
Retailer 3
-
$1,471 AUD
$1,033 USD
View
Final sale: no returns
A
Retailer 4
-
$1,525 AUD
$1,071 USD
View
Retailer 5
-
$1,525 AUD
$1,071 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
$1,772 AUD
$1,245 USD
View
A
Retailer 7
-
$1,859 AUD
£1,028 GBP
View
A
Retailer 8
-
$1,903 AUD
$1,337 USD
View
A
Retailer 9
-
$2,059 AUD
HK$11,300 HKD
View
A
Retailer 10
-
$2,326 AUD
$1,634 USD
View
A
Retailer 11
-
$2,422 AUD
£1,339 GBP
View
A
Retailer 12
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$3,156 AUD
$2,217 USD
View
A
Retailer 13
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$3,394 AUD
$2,384 USD
View
A
Retailer 14
-
$3,620 AUD
$2,543 USD
View
Retailer 15
-
$3,994 AUD
View
Price last confirmed 8 days ago
B+
Retailer 16
-
$4,344 AUD
ZAR 49,292 ZAR
View
B+
Retailer 17
-
$4,643 AUD
£2,568 GBP
View
B+
Retailer 18
-
$4,772 AUD
$3,352 USD
View
B+
Retailer 19
-
$4,864 AUD
$3,417 USD
View
B+
Retailer 20
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$4,940 AUD
$3,470 USD
View
B+
Retailer 21
-
$5,740 AUD
£3,175 GBP
View
B+
Retailer 22
-
$5,936 AUD
SGD 5,635 SGD
View
B+
Retailer 23
-
$5,991 AUD
$4,209 USD
View
Retailer 24
-
$7,609 AUD
$5,345 USD
View
Price last confirmed 9 days ago
Retailer 25
-
$8,136 AUD
£4,500 GBP
View
Price last confirmed 14 days ago
B
Retailer 26
-
$11,674 AUD
$8,200 USD
View
Most Expensive
B
Brilliant Earth
20152481Y · Oct 29
$14,919 AUD
$10,480 USD
View
26 more retailers have this diamond
Prices start from $1,315 AUDSave up to $13,604 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 Radiant
$1,315 AUD