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 $12,214 USD
As of October 30, 2026
Save $27,539 USD (69%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $39,753 USD at Frank Darling · As of October 29, 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 29, 2026, with prices from $12,214 to $39,753, a $27,539 spread on the same certified stone. Frank Darling lists it at $39,753. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $39,753 USD|Low: $12,214 USD|High: $61,480 USD|Avg: $23,997 USD|-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
October 30, 2026
Retailer 12$12,214 USD
Retailer 10$12,253 USD
Retailer 6$12,306 USD
Retailer 4$12,743 USD
Retailer 15$14,005 USD
Retailer 5$14,680 USD
Retailer 3$14,704 USD
Retailer 13$15,081 USD
Retailer 11$15,155 USD
Retailer 7$16,166 USD
Retailer 2$23,610 USD
Retailer 9$23,650 USD
Retailer 8$28,001 USD
Frank Darling$39,753 USD
Retailer 14$54,890 USD

30 data points across 15 retailers

15 retailers$12,214 USD to $39,753 USD

A
Cheapest Retailer
-
$12,214 USD
A+
Retailer 2
-
$12,253 USD
View
A
Retailer 3
-
$12,306 USD
View
A
Retailer 4
-
$12,743 USD
View
A
Retailer 5
-
$14,005 USD
View
Retailer 6
-
$14,680 USD
View
Price last confirmed 9 days ago
A
Retailer 7
-
$14,704 USD
View
A
Retailer 8
-
$15,081 USD
View
A
Retailer 9
-
$15,155 USD
View
A
Retailer 10
-
$16,166 USD
View
Final sale: no returns
A
Retailer 11
-
$23,610 USD
View
A
Retailer 12
-
$23,650 USD
£18,622 GBP
View
B+
Retailer 13
-
$28,001 USD
€26,668 EUR
View
Most Expensive
B+
Frank Darling
P81A-8EL · Oct 29
$39,753 USD
View
13 more retailers have this diamond
Prices start from $12,214 USDSave up to $27,539 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+
5.28ct Princess
$12,214 USD