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Marquise|Lab Grown|IGI

2.58ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG734519351

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG734519351

Diamond specifications and retailer prices

From $4,059 CAD
$2,906 USD
As of October 31, 2026
Save $16,056 CAD (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $30,466 CAD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 2.58ct lab-grown marquise diamond

This 2.58ct 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 LG734519351 or 734519351. Listed at 19 retailers as of October 31, 2026, with a 396% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

2.58
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG734519351
Dimensions13.89 × 7.24 × 4.56 mm
L/W Ratio1.92
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
13.89 mm7.24 mm2.58 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG734519351
Side View
Table 61.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.0%

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: $30,466 CAD|Low: $4,059 CAD|High: $30,466 CAD|Avg: $12,420 CAD
Do Amore Diamonds
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
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Retailer 17
Retailer 18
Retailer 19
October 31, 2026
Retailer 3$4,059 CAD
Retailer 9$4,959 CAD
Retailer 5$5,357 CAD
Retailer 12$6,260 CAD
Retailer 15$6,754 CAD
Retailer 19$7,230 CAD
Retailer 2$7,580 CAD
Retailer 18$7,978 CAD
Retailer 4$8,686 CAD
Retailer 14$12,211 CAD
Retailer 16$12,279 CAD
Retailer 7$12,893 CAD
Retailer 13$14,627 CAD
Retailer 6$14,833 CAD
Retailer 10$16,399 CAD
Retailer 11$19,219 CAD
Retailer 8$19,950 CAD
Retailer 17$20,115 CAD
Do Amore Diamonds$30,466 CAD

8 data points across 19 retailers

19 retailers$4,059 CAD to $20,115 CAD

A
Cheapest Retailer
-
$4,059 CAD
$2,906 USD
A
Retailer 2
-
$4,959 CAD
$3,550 USD
View
Final sale: no returns
A
Retailer 3
-
$5,357 CAD
$3,835 USD
View
B+
Retailer 4
-
$6,260 CAD
£3,529 GBP
View
B+
Retailer 5
-
$6,754 CAD
$4,835 USD
View
B+
Retailer 6
-
$7,230 CAD
$5,176 USD
View
B+
Retailer 7
-
$7,580 CAD
£4,273 GBP
View
B+
Retailer 8
-
$7,978 CAD
$5,711 USD
View
B+
Retailer 9
-
$8,686 CAD
£4,896 GBP
View
B
Retailer 10
-
$12,211 CAD
£6,883 GBP
View
B
Retailer 11
-
$12,279 CAD
$8,790 USD
View
B
Retailer 12
-
$12,893 CAD
$9,230 USD
View
B
Retailer 13
-
$14,627 CAD
ZAR 169,163 ZAR
View
B
Retailer 14
-
$14,833 CAD
$10,619 USD
View
Retailer 15
-
$16,399 CAD
$11,740 USD
View
Price last confirmed 7 days ago
B
Retailer 16
-
$19,219 CAD
$13,758 USD
View
B
Retailer 17
-
$19,950 CAD
$14,281 USD
View
B
Retailer 18
-
$20,115 CAD
$14,400 USD
View
Most Expensive
Do Amore Diamonds
27-2967B11AF · Oct 31
$30,466 CAD
$21,810 USD
View
Price under review
18 more retailers have this diamond
Prices start from $4,059 CADSave up to $16,056 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
2.58ct Marquise
$4,059 CAD