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Marquise|Lab Grown|IGI

2.56ct E FL Marquise Lab Grown Diamond

ID • E/FL • IGI LG790644856

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG790644856

Diamond specifications and retailer prices

From $3,982 SGD
$3,115 USD
As of October 30, 2026
Save $12,130 SGD (75%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $16,113 SGD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 2.56ct lab-grown marquise diamond

This 2.56ct lab-grown marquise sits in the two to three carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG790644856 or 790644856. Listed at 21 retailers as of October 30, 2026, with prices from $3,982 to $16,113, a $12,130 spread on the same certified stone. Taylor and Hart lists it at $16,113. 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

2.56
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.4°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790644856
Dimensions14.24 × 7.13 × 4.29 mm
L/W Ratio2.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.24 mm7.13 mm2.56 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790644856
Side View
Table 63.0%Crown 38.4°Girdle: STK-THKPavilion 39.9°Culet: NoneDepth 60.2%

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 30
Current: $6,129 SGD|Low: $3,822 SGD|High: $16,113 SGD|Avg: $8,069 SGD|-20.0%
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
Retailer 18
Retailer 19
Taylor and Hart
October 31, 2026
Retailer 3$3,982 SGD
Retailer 7$4,348 SGD
Retailer 4$4,458 SGD
Retailer 5$4,619 SGD
Retailer 9$4,619 SGD
Retailer 8$4,641 SGD
Retailer 12$4,685 SGD
Retailer 18$4,820 SGD
Retailer 6$5,772 SGD
Retailer 1$6,129 SGD
Retailer 17$6,501 SGD
Retailer 15$6,609 SGD
Retailer 10$7,968 SGD
Retailer 16$8,129 SGD
Retailer 2$11,513 SGD
Retailer 14$11,769 SGD
Retailer 13$11,914 SGD
Retailer 19$13,434 SGD
Retailer 11$15,533 SGD
Taylor and Hart$16,113 SGD

37 data points across 20 retailers

21 retailers$3,982 SGD to $16,113 SGD

A
Cheapest Retailer
-
$3,982 SGD
$3,115 USD
A
Retailer 2
-
$4,332 SGD
$3,389 USD
View
A
Retailer 3
-
$4,348 SGD
$3,401 USD
View
A
Retailer 4
-
$4,458 SGD
$3,487 USD
View
Final sale: no returns
Retailer 5
-
$4,619 SGD
$3,613 USD
View
Price last confirmed 19 days ago
A
Retailer 6
-
$4,619 SGD
$3,613 USD
View
A
Retailer 7
-
$4,641 SGD
$3,630 USD
View
A
Retailer 8
-
$4,685 SGD
£2,886 GBP
View
A
Retailer 9
-
$4,820 SGD
$3,770 USD
View
B+
Retailer 10
-
$5,772 SGD
$4,515 USD
View
B+
Retailer 11
-
$6,129 SGD
£3,775 GBP
View
B+
Retailer 12
-
$6,501 SGD
$5,085 USD
View
B+
Retailer 13
-
$6,609 SGD
$5,170 USD
View
B+
Retailer 14
-
$7,968 SGD
£4,908 GBP
View
B+
Retailer 15
-
$8,129 SGD
€6,056 EUR
View
B
Retailer 16
-
$11,513 SGD
$9,006 USD
View
B
Retailer 17
-
$11,769 SGD
£7,249 GBP
View
B
Retailer 18
-
$11,914 SGD
ZAR 150,553 ZAR
View
B
Retailer 19
-
$13,434 SGD
$10,508 USD
View
B
Retailer 20
-
$15,533 SGD
View
Most Expensive
B
Taylor and Hart
N59CBHO · Oct 31
$16,113 SGD
$12,604 USD
View
20 more retailers have this diamond
Prices start from $3,982 SGDSave up to $12,130 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
2.56ct Marquise
$3,982 SGD