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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 $4,822 CAD
$3,452 USD
As of October 31, 2026
Save $16,010 CAD (77%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $20,832 CAD at With Clarity · As of October 31, 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 October 31, 2026, with prices from $4,822 to $20,832, a $16,010 spread on the same certified stone. With Clarity lists it at $20,832. 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
Color
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: Oct 31
Current: $7,097 CAD|Low: $4,822 CAD|High: $20,832 CAD|Avg: $11,298 CAD|-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
October 31, 2026
Retailer 7$4,822 CAD
Retailer 11$6,580 CAD
Retailer 8$6,684 CAD
Retailer 1$7,097 CAD
Retailer 10$8,085 CAD
Retailer 5$8,570 CAD
Retailer 6$9,443 CAD
Retailer 4$13,580 CAD
Retailer 2$14,106 CAD
Retailer 9$15,371 CAD
Retailer 3$18,669 CAD
With Clarity$20,832 CAD

34 data points across 12 retailers

12 retailers$4,822 CAD to $20,832 CAD

A
Cheapest Retailer
-
$4,822 CAD
$3,452 USD
B+
Retailer 2
-
$6,580 CAD
HK$36,800 HKD
View
B+
Retailer 3
-
$6,684 CAD
$4,785 USD
View
B+
Retailer 4
-
$7,097 CAD
£4,001 GBP
View
B+
Retailer 5
-
$8,085 CAD
$5,788 USD
View
B+
Retailer 6
-
$8,570 CAD
€5,843 EUR
View
B+
Retailer 7
-
$9,443 CAD
$6,760 USD
View
B
Retailer 8
-
$13,580 CAD
£7,655 GBP
View
Retailer 9
-
$14,106 CAD
$10,098 USD
View
Price last confirmed 7 days ago
Retailer 10
-
$15,371 CAD
A$16,929 AUD
View
Price last confirmed 22 days ago
B
Retailer 11
-
$18,669 CAD
$13,364 USD
View
Most Expensive
B
With Clarity
818684293 · Oct 31
$20,832 CAD
$14,913 USD
View
11 more retailers have this diamond
Prices start from $4,822 CADSave up to $16,010 CAD

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
$4,822 CAD