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Princess|Lab Grown|IGI

2.57ct D FL Princess Lab Grown Diamond

ID • D/FL • IGI LG780661909

Shape and cutting style on the report: Princess cut

Certificate IGI LG780661909

Diamond specifications and retailer prices

From $1,849 SGD
$1,446 USD
As of November 2, 2026
Save $10,876 SGD (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $12,725 SGD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 2.57ct lab-grown princess diamond

This 2.57ct lab-grown princess sits in the two to three carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG780661909 or 780661909. Listed at 16 retailers as of November 2, 2026, with prices from $1,849 to $12,725, a $10,876 spread on the same certified stone. Do Amore Diamonds lists it at $12,725. 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

2.57
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.4°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780661909
Dimensions7.34 × 7.29 × 5.36 mm
L/W Ratio1.01
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
7.34 mm7.29 mm2.57 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780661909
Side View
Table 70.0%Crown 43.4°Girdle: STK-THKPavilion 38.6°Culet: NoneDepth 73.5%

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: $12,725 SGD|Low: $1,849 SGD|High: $20,053 SGD|Avg: $5,489 SGD|-36.5%
Do Amore Diamonds
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$1,849 SGD
Retailer 10$2,012 SGD
Retailer 12$2,282 SGD
Retailer 14$2,800 SGD
Retailer 9$2,814 SGD
Retailer 8$3,384 SGD
Retailer 11$3,893 SGD
Retailer 15$3,952 SGD
Retailer 4$4,438 SGD
Retailer 5$5,346 SGD
Retailer 3$5,969 SGD
Retailer 2$6,762 SGD
Retailer 7$7,622 SGD
Retailer 6$8,291 SGD
Do Amore Diamonds$12,725 SGD

35 data points across 15 retailers

16 retailers$1,849 SGD to $12,725 SGD

A
Cheapest Retailer
-
$1,849 SGD
$1,446 USD
A
Retailer 2
-
$2,012 SGD
$1,573 USD
View
A
Retailer 3
-
$2,282 SGD
$1,784 USD
View
A
Retailer 4
-
$2,800 SGD
$2,189 USD
View
A
Retailer 5
-
$2,814 SGD
$2,200 USD
View
A
Retailer 6
-
$3,384 SGD
$2,646 USD
View
A
Retailer 7
-
$3,445 SGD
$2,694 USD
View
Final sale: no returns
A
Retailer 8
-
$3,893 SGD
$3,044 USD
View
A
Retailer 9
-
$3,952 SGD
€2,943 EUR
View
A
Retailer 10
-
$4,438 SGD
$3,470 USD
View
B+
Retailer 11
-
$5,346 SGD
$4,180 USD
View
B+
Retailer 12
-
$5,969 SGD
$4,667 USD
View
B+
Retailer 13
-
$6,762 SGD
£4,163 GBP
View
B+
Retailer 14
-
$7,622 SGD
$5,960 USD
View
B+
Retailer 15
-
$8,291 SGD
$6,483 USD
View
Most Expensive
B
Do Amore Diamonds
27-A584B1DBF · Nov 2
$12,725 SGD
$9,950 USD
View
15 more retailers have this diamond
Prices start from $1,849 SGDSave up to $10,876 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
2.57ct Princess
$1,849 SGD