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Princess|Lab Grown|IGI

1.28ct D FL Princess Lab Grown Diamond

EX • D/FL • IGI LG799677044

Shape and cutting style on the report: Princess cut

Certificate IGI LG799677044

Diamond specifications and retailer prices

From $609 SGD
$475 USD
As of November 2, 2026
Save $4,798 SGD (89%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $5,407 SGD at Do Amore Diamonds · As of November 3, 2026
View at Do Amore Diamonds

About this 1.28ct lab-grown princess diamond

This 1.28ct lab-grown princess sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG799677044 or 799677044. Listed at 20 retailers as of November 2, 2026, with prices from $609 to $5,407, a $4,798 spread on the same certified stone. Do Amore Diamonds lists it at $5,407. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.9°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799677044
Dimensions5.96 × 5.95 × 4.22 mm
L/W Ratio1.00
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
5.96 mm5.95 mm1.28 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799677044
Side View
Table 68.0%Crown 45.9°Girdle: MediumPavilion 37.6°Culet: NoneDepth 70.9%

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: Nov 2
Current: $5,407 SGD|Low: $609 SGD|High: $5,881 SGD|Avg: $1,795 SGD|-8.1%
Do Amore Diamonds
Retailer 2
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Retailer 20
November 3, 2026
Retailer 6$609 SGD
Retailer 7$680 SGD
Retailer 16$682 SGD
Retailer 19$755 SGD
Retailer 12$821 SGD
Retailer 5$912 SGD
Retailer 15$935 SGD
Retailer 11$1,000 SGD
Retailer 3$1,043 SGD
Retailer 8$1,177 SGD
Retailer 2$1,291 SGD
Retailer 13$1,436 SGD
Retailer 17$2,027 SGD
Retailer 18$2,190 SGD
Retailer 20$2,421 SGD
Retailer 9$2,636 SGD
Retailer 4$2,855 SGD
Retailer 10$2,898 SGD
Retailer 14$3,493 SGD
Do Amore Diamonds$5,407 SGD

43 data points across 20 retailers

20 retailers$609 SGD to $5,407 SGD

A
Cheapest Retailer
-
$609 SGD
$475 USD
A
Retailer 2
-
$680 SGD
$531 USD
View
Final sale: no returns
A
Retailer 3
-
$682 SGD
$532 USD
View
A
Retailer 4
-
$755 SGD
$589 USD
View
Retailer 5
-
$821 SGD
$641 USD
View
Price last confirmed 18 days ago
A
Retailer 6
-
$912 SGD
$712 USD
View
A
Retailer 7
-
$935 SGD
$730 USD
View
A
Retailer 8
-
$1,000 SGD
HK$6,100 HKD
View
A
Retailer 9
-
$1,043 SGD
$814 USD
View
A
Retailer 10
-
$1,177 SGD
$919 USD
View
A
Retailer 11
-
$1,291 SGD
£793 GBP
View
A
Retailer 12
-
$1,436 SGD
ZAR 18,102 ZAR
View
B+
Retailer 13
-
$2,027 SGD
$1,582 USD
View
B+
Retailer 14
-
$2,190 SGD
$1,709 USD
View
B+
Retailer 15
-
$2,421 SGD
£1,488 GBP
View
B
Retailer 16
-
$2,636 SGD
$2,058 USD
View
B+
Retailer 17
-
$2,855 SGD
$2,229 USD
View
B+
Retailer 18
-
$2,898 SGD
View
B
Retailer 19
-
$3,493 SGD
£2,147 GBP
View
Most Expensive
B
Do Amore Diamonds
27-3AE23D609 · Nov 3
$5,407 SGD
$4,220 USD
View
19 more retailers have this diamond
Prices start from $609 SGDSave up to $4,798 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
1.28ct Princess
$609 SGD