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Princess|Lab Grown|IGI

4.28ct D FL Princess Lab Grown Diamond

EX • D/FL • IGI LG813651576

Shape and cutting style on the report: Princess cut

Certificate IGI LG813651576

Diamond specifications and retailer prices

From $9,571 SGD
$7,487 USD
As of October 30, 2026
Save $27,439 SGD (74%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $37,011 SGD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 4.28ct lab-grown princess diamond

This 4.28ct lab-grown princess sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG813651576 or 813651576. Listed at 19 retailers as of October 30, 2026, with prices from $9,571 to $37,011, a $27,439 spread on the same certified stone. Taylor and Hart lists it at $37,011. 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

4.28
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.5°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813651576
Dimensions8.95 × 8.70 × 6.29 mm
L/W Ratio1.03
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
8.95 mm8.70 mm4.28 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813651576
Side View
Table 69.0%Crown 38.5°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 72.3%

Caratlytics Score

How it works →
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: $13,564 SGD|Low: $9,571 SGD|High: $43,639 SGD|Avg: $17,778 SGD|-19.2%
Retailer 1
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
Taylor and Hart
October 31, 2026
Retailer 8$9,571 SGD
Retailer 5$9,941 SGD
Retailer 13$9,955 SGD
Retailer 15$10,204 SGD
Retailer 6$10,719 SGD
Retailer 12$11,033 SGD
Retailer 3$11,103 SGD
Retailer 9$12,486 SGD
Retailer 14$12,553 SGD
Retailer 16$12,858 SGD
Retailer 17$13,462 SGD
Retailer 1$13,564 SGD
Retailer 7$15,898 SGD
Retailer 10$17,606 SGD
Retailer 4$20,302 SGD
Retailer 11$21,917 SGD
Retailer 2$30,912 SGD
Taylor and Hart$37,011 SGD

38 data points across 18 retailers

19 retailers$9,571 SGD to $37,011 SGD

A
Cheapest Retailer
-
$9,571 SGD
$7,487 USD
A
Retailer 2
-
$9,941 SGD
$7,776 USD
View
A
Retailer 3
-
$9,955 SGD
$7,787 USD
View
A
Retailer 4
-
$10,204 SGD
$7,982 USD
View
A
Retailer 5
-
$10,719 SGD
$8,385 USD
View
Final sale: no returns
A
Retailer 6
-
$11,033 SGD
$8,630 USD
View
A
Retailer 7
-
$11,103 SGD
$8,685 USD
View
Retailer 8
-
$11,103 SGD
$8,685 USD
View
Price last confirmed 15 days ago
A
Retailer 9
-
$12,486 SGD
$9,767 USD
View
A
Retailer 10
-
$12,553 SGD
$9,819 USD
View
A
Retailer 11
-
$12,858 SGD
$10,058 USD
View
A
Retailer 12
-
$13,462 SGD
$10,530 USD
View
A
Retailer 13
-
$13,564 SGD
£8,355 GBP
View
B+
Retailer 14
-
$15,898 SGD
£9,792 GBP
View
B+
Retailer 15
-
$17,606 SGD
€13,116 EUR
View
B+
Retailer 16
-
$20,302 SGD
$15,881 USD
View
B+
Retailer 17
-
$21,917 SGD
£13,499 GBP
View
B
Retailer 18
-
$30,912 SGD
$24,180 USD
View
Most Expensive
B
Taylor and Hart
UNPJEEV · Oct 31
$37,011 SGD
$28,951 USD
View
18 more retailers have this diamond
Prices start from $9,571 SGDSave up to $27,439 SGD

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
4.28ct Princess
$9,571 SGD