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Marquise|Lab Grown|IGI

2.55ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG818684293

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818684293

Diamond specifications and retailer prices

From $4,413 SGD
$3,452 USD
As of November 2, 2026
Save $14,652 SGD (77%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $19,065 SGD at With Clarity · As of November 2, 2026
View at With Clarity

About this 2.55ct lab-grown marquise diamond

This 2.55ct 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 LG818684293 or 818684293. Listed at 12 retailers as of November 2, 2026, with prices from $4,413 to $19,065, a $14,652 spread on the same certified stone. With Clarity lists it at $19,065. 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

2.55
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818684293
Dimensions13.83 × 7.12 × 4.52 mm
L/W Ratio1.94
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
13.83 mm7.12 mm2.55 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818684293
Side View
Table 60.0%Crown 36.9°Girdle: MED-STKPavilion 40°Culet: NoneDepth 63.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $6,495 SGD|Low: $4,413 SGD|High: $19,065 SGD|Avg: $10,331 SGD|-2.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
With Clarity
November 2, 2026
Retailer 8$4,413 SGD
Retailer 11$6,022 SGD
Retailer 9$6,117 SGD
Retailer 1$6,495 SGD
Retailer 10$7,399 SGD
Retailer 6$7,843 SGD
Retailer 7$8,642 SGD
Retailer 4$12,363 SGD
Retailer 2$12,909 SGD
Retailer 5$13,903 SGD
Retailer 3$17,085 SGD
With Clarity$19,065 SGD

36 data points across 12 retailers

12 retailers$4,413 SGD to $19,065 SGD

A
Cheapest Retailer
-
$4,413 SGD
$3,452 USD
B+
Retailer 2
-
$6,022 SGD
HK$36,800 HKD
View
B+
Retailer 3
-
$6,117 SGD
$4,785 USD
View
B+
Retailer 4
-
$6,495 SGD
£4,001 GBP
View
B+
Retailer 5
-
$7,399 SGD
$5,788 USD
View
B+
Retailer 6
-
$7,843 SGD
€5,843 EUR
View
B+
Retailer 7
-
$8,642 SGD
$6,760 USD
View
B
Retailer 8
-
$12,363 SGD
£7,615 GBP
View
Retailer 9
-
$12,909 SGD
$10,098 USD
View
Price last confirmed 9 days ago
B
Retailer 10
-
$13,903 SGD
A$16,731 AUD
View
B
Retailer 11
-
$17,085 SGD
$13,364 USD
View
Most Expensive
B
With Clarity
818684293 · Nov 2
$19,065 SGD
$14,913 USD
View
11 more retailers have this diamond
Prices start from $4,413 SGDSave up to $14,652 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
2.55ct Marquise
$4,413 SGD