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Radiant|Lab Grown|IGI

2.57ct G IF Radiant Lab Grown Diamond

EX • G/IF • IGI LG661408024

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG661408024

Diamond specifications and retailer prices

From $2,031 SGD
$1,589 USD
As of October 31, 2026
Save $13,361 SGD (87%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $15,392 SGD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 2.57ct lab-grown radiant diamond

This 2.57ct lab-grown radiant sits in the two to three carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG661408024 or 661408024. Listed at 24 retailers as of October 31, 2026, with prices from $2,031 to $15,392, a $13,361 spread on the same certified stone. Do Amore Diamonds lists it at $15,392. 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
G
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.7°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG661408024
Dimensions9.75 × 6.75 × 4.49 mm
L/W Ratio1.44
Culet sizePointed
Top View
9.75 mm6.75 mm2.57 ctG / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG661408024
Side View
Table 65.0%Crown 42.7°Girdle: MediumPavilion 34.9°Culet: NoneDepth 66.5%

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: Oct 31
Current: $8,184 SGD|Low: $2,149 SGD|High: $8,293 SGD|Avg: $4,926 SGD|-1.1%
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
November 1, 2026
Retailer 5$2,238 SGD
Retailer 2$2,435 SGD
Retailer 3$2,596 SGD
Retailer 4$2,596 SGD
Retailer 15$2,812 SGD
Retailer 9$3,580 SGD
Retailer 10$3,941 SGD
Retailer 14$4,367 SGD
Retailer 13$5,331 SGD
Retailer 6$5,372 SGD
Retailer 11$5,983 SGD
Retailer 8$6,802 SGD
Retailer 7$6,995 SGD
Retailer 12$7,393 SGD
Retailer 1$8,184 SGD

36 data points across 15 retailers

24 retailers$2,031 SGD to $15,392 SGD

A
Cheapest Retailer
-
$2,031 SGD
$1,589 USD
A
Retailer 2
-
$2,238 SGD
$1,751 USD
View
A
Retailer 3
-
$2,435 SGD
$1,905 USD
View
A
Retailer 4
-
$2,506 SGD
$1,960 USD
View
Final sale: no returns
A
Retailer 5
-
$2,596 SGD
$2,031 USD
View
Retailer 6
-
$2,596 SGD
$2,031 USD
View
Price last confirmed 19 days ago
A
Retailer 7
-
$2,609 SGD
$2,041 USD
View
A
Retailer 8
-
$2,812 SGD
$2,200 USD
View
B+
Retailer 9
-
$3,580 SGD
£2,205 GBP
View
B+
Retailer 10
-
$3,649 SGD
$2,854 USD
View
B+
Retailer 11
-
$3,941 SGD
£2,427 GBP
View
B+
Retailer 12
-
$4,367 SGD
$3,416 USD
View
Retailer 13
-
$4,497 SGD
$3,518 USD
View
Price last confirmed 9 days ago
Retailer 14
-
$5,331 SGD
$4,170 USD
View
Price last confirmed 11 days ago
B
Retailer 15
-
$5,372 SGD
$4,202 USD
View
B
Retailer 16
-
$5,436 SGD
£3,348 GBP
View
B
Retailer 17
-
$5,983 SGD
$4,680 USD
View
B
Retailer 18
-
$6,802 SGD
A$8,186 AUD
View
B
Retailer 19
-
$6,995 SGD
$5,472 USD
View
B
Retailer 20
-
$7,393 SGD
ZAR 93,431 ZAR
View
B
Retailer 21
-
$7,761 SGD
$6,071 USD
View
B
Retailer 22
-
$8,184 SGD
£5,041 GBP
View
B
Retailer 23
-
$10,033 SGD
$7,848 USD
View
Most Expensive
B
Do Amore Diamonds
27-B880BE45E · Oct 31
$15,392 SGD
$12,040 USD
View
23 more retailers have this diamond
Prices start from $2,031 SGDSave up to $13,361 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 Radiant
$2,031 SGD