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Princess|Lab Grown|IGI

5.28ct D FL Princess Lab Grown Diamond

EX • D/FL • IGI LG768631069

Shape and cutting style on the report: Princess cut

Certificate IGI LG768631069

Diamond specifications and retailer prices

From $17,388 AUD
$12,214 USD
As of November 1, 2026
Save $39,204 AUD (69%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $56,592 AUD at Frank Darling · As of October 31, 2026
View at Frank Darling

About this 5.28ct lab-grown princess diamond

This 5.28ct lab-grown princess sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG768631069 or 768631069. Listed at 15 retailers as of October 31, 2026, with prices from $17,388 to $56,592, a $39,204 spread on the same certified stone. Frank Darling lists it at $56,592. 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

5.28
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.9°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768631069
Dimensions9.31 × 9.28 × 6.87 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
9.31 mm9.28 mm5.28 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768631069
Side View
Table 67.0%Crown 44.9°Girdle: Slightly ThickPavilion 37.9°Culet: NoneDepth 74.0%

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: Nov 1
Current: $56,592 AUD|Low: $17,388 AUD|High: $87,523 AUD|Avg: $31,964 AUD|-10.7%
Frank Darling
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
November 1, 2026
Retailer 13$17,388 AUD
Retailer 11$17,443 AUD
Retailer 6$17,519 AUD
Retailer 5$18,141 AUD
Retailer 3$19,938 AUD
Retailer 8$20,251 AUD
Retailer 4$20,933 AUD
Retailer 14$21,469 AUD
Retailer 12$21,575 AUD
Retailer 7$23,014 AUD
Retailer 2$33,489 AUD
Retailer 9$33,611 AUD
Retailer 10$39,863 AUD
Frank Darling$56,592 AUD
Retailer 15$78,141 AUD

32 data points across 15 retailers

15 retailers$17,388 AUD to $56,592 AUD

A
Cheapest Retailer
-
$17,388 AUD
$12,214 USD
A+
Retailer 2
-
$17,443 AUD
$12,253 USD
View
A
Retailer 3
-
$17,519 AUD
$12,306 USD
View
A
Retailer 4
-
$18,141 AUD
$12,743 USD
View
A
Retailer 5
-
$19,938 AUD
$14,005 USD
View
A
Retailer 6
-
$20,251 AUD
$14,225 USD
View
A
Retailer 7
-
$20,933 AUD
$14,704 USD
View
A
Retailer 8
-
$21,469 AUD
$15,081 USD
View
A
Retailer 9
-
$21,575 AUD
$15,155 USD
View
A
Retailer 10
-
$23,014 AUD
$16,166 USD
View
Final sale: no returns
A
Retailer 11
-
$33,489 AUD
£18,523 GBP
View
A
Retailer 12
-
$33,611 AUD
$23,610 USD
View
B+
Retailer 13
-
$39,863 AUD
€26,668 EUR
View
Most Expensive
B+
Frank Darling
P81A-8EL · Oct 31
$56,592 AUD
$39,753 USD
View
13 more retailers have this diamond
Prices start from $17,388 AUDSave up to $39,204 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+
5.28ct Princess
$17,388 AUD