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Princess|Lab Grown|IGI

2.57ct D FL Princess Lab Grown Diamond

EX • D/FL • IGI LG831603936

Shape and cutting style on the report: Princess cut

Certificate IGI LG831603936

Diamond specifications and retailer prices

From $2,553 SGD
$1,996 USD
As of November 2, 2026
Save $9,942 SGD (80%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $12,495 SGD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

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 LG831603936 or 831603936. Listed at 23 retailers as of November 2, 2026, with prices from $2,553 to $12,495, a $9,942 spread on the same certified stone. Brilliant Earth lists it at $12,495. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.8°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831603936
Dimensions7.49 × 7.49 × 5.32 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
7.49 mm7.49 mm2.57 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831603936
Side View
Table 68.0%Crown 41.8°Girdle: MediumPavilion 38.6°Culet: NoneDepth 71.0%

Caratlytics Score

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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: $12,495 SGD|Low: $2,553 SGD|High: $15,383 SGD|Avg: $7,570 SGD|+1.6%
Brilliant Earth
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
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 2, 2026
Retailer 21$2,553 SGD
Retailer 5$2,857 SGD
Retailer 8$2,962 SGD
Retailer 18$3,106 SGD
Retailer 12$3,421 SGD
Retailer 6$3,555 SGD
Retailer 3$3,796 SGD
Retailer 16$4,071 SGD
Retailer 2$4,074 SGD
Retailer 17$4,222 SGD
Retailer 15$4,287 SGD
Retailer 9$5,613 SGD
Retailer 7$6,663 SGD
Retailer 10$7,640 SGD
Retailer 4$7,641 SGD
Retailer 13$8,457 SGD
Retailer 19$8,857 SGD
Retailer 11$9,893 SGD
Retailer 14$10,364 SGD
Retailer 20$10,837 SGD
Brilliant Earth$12,495 SGD

35 data points across 21 retailers

23 retailers$2,553 SGD to $12,495 SGD

A
Cheapest Retailer
-
$2,553 SGD
$1,996 USD
Retailer 2
-
$2,852 SGD
$2,230 USD
View
Price last confirmed 41 days ago
A
Retailer 3
-
$2,857 SGD
$2,234 USD
View
Final sale: no returns
A
Retailer 4
-
$2,962 SGD
$2,316 USD
View
A
Retailer 5
-
$3,106 SGD
$2,429 USD
View
A
Retailer 6
-
$3,421 SGD
HK$20,900 HKD
View
A
Retailer 7
-
$3,555 SGD
$2,780 USD
View
A
Retailer 8
-
$3,796 SGD
$2,968 USD
View
A
Retailer 9
-
$4,071 SGD
$3,183 USD
View
A
Retailer 10
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$4,074 SGD
£2,508 GBP
View
Retailer 11
-
$4,186 SGD
$3,273 USD
View
Price last confirmed 21 days ago
A
Retailer 12
-
$4,222 SGD
$3,301 USD
View
A
Retailer 13
-
$4,287 SGD
$3,352 USD
View
B+
Retailer 14
-
$5,613 SGD
£3,456 GBP
View
B+
Retailer 15
-
$6,663 SGD
€4,962 EUR
View
B+
Retailer 16
-
$7,640 SGD
$5,974 USD
View
B+
Retailer 17
-
$7,641 SGD
ZAR 96,516 ZAR
View
B+
Retailer 18
-
$8,457 SGD
£5,207 GBP
View
B
Retailer 19
-
$8,857 SGD
$6,925 USD
View
B
Retailer 20
-
$9,893 SGD
View
B
Retailer 21
-
$10,364 SGD
$8,103 USD
View
B
Retailer 22
-
$10,837 SGD
$8,474 USD
View
Most Expensive
B
Brilliant Earth
21583841A · Nov 2
$12,495 SGD
$9,770 USD
View
22 more retailers have this diamond
Prices start from $2,553 SGDSave up to $9,942 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
$2,553 SGD