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Marquise|Lab Grown|IGI

2.56ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG842621091

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG842621091

Diamond specifications and retailer prices

From $2,913 SGD
$2,279 USD
As of November 2, 2026
Save $14,204 SGD (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $17,118 SGD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 2.56ct lab-grown marquise diamond

This 2.56ct lab-grown marquise sits in the two to three carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG842621091 or 842621091. Listed at 11 retailers as of November 2, 2026, with prices from $2,913 to $17,118, a $14,204 spread on the same certified stone. Do Amore Diamonds lists it at $17,118. 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
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842621091
Dimensions13.55 × 7.22 × 4.49 mm
L/W Ratio1.88
Girdle conditionFaceted
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
13.55 mm7.22 mm2.56 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842621091
Side View
Table 57.0%Crown 36.1°Girdle: MED-STKPavilion 38.3°Culet: NoneDepth 62.2%

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: $17,118 SGD|Low: $2,256 SGD|High: $17,501 SGD|Avg: $5,870 SGD|+32.2%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 11$2,913 SGD
Retailer 9$3,100 SGD
Retailer 7$4,519 SGD
Retailer 8$4,739 SGD
Retailer 6$5,163 SGD
Retailer 2$5,420 SGD
Retailer 3$7,236 SGD
Retailer 4$7,562 SGD
Retailer 10$8,640 SGD
Retailer 5$12,806 SGD
Do Amore Diamonds$17,118 SGD

15 data points across 11 retailers

11 retailers$2,913 SGD to $17,118 SGD

A
Cheapest Retailer
-
$2,913 SGD
$2,279 USD
A
Retailer 2
-
$3,100 SGD
$2,425 USD
View
A
Retailer 3
-
$4,519 SGD
$3,535 USD
View
A
Retailer 4
-
$4,739 SGD
$3,707 USD
View
B+
Retailer 5
-
$5,163 SGD
€3,846 EUR
View
A
Retailer 6
-
$5,420 SGD
$4,240 USD
View
B+
Retailer 7
-
$7,236 SGD
$5,660 USD
View
B+
Retailer 8
-
$7,562 SGD
A$9,100 AUD
View
Retailer 9
-
$8,640 SGD
$6,758 USD
View
Price last confirmed 9 days ago
B
Retailer 10
-
$12,806 SGD
A$15,411 AUD
View
Most Expensive
B
Do Amore Diamonds
27-BB0C4198E · Nov 2
$17,118 SGD
$13,390 USD
View
10 more retailers have this diamond
Prices start from $2,913 SGDSave up to $14,204 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
$2,913 SGD