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Marquise|Lab Grown|IGI

3.05ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG749505354

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG749505354

Diamond specifications and retailer prices

From $2,714 CAD
$1,943 USD
As of October 30, 2026
Save $8,309 CAD (75%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $11,023 CAD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 3.05ct lab-grown marquise diamond

This 3.05ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG749505354 or 749505354. Listed at 24 retailers as of October 30, 2026, with prices from $2,714 to $11,023, a $8,309 spread on the same certified stone. Taylor and Hart lists it at $11,023. 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

3.05
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG749505354
Dimensions14.18 × 7.52 × 4.92 mm
L/W Ratio1.89
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.18 mm7.52 mm3.05 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG749505354
Side View
Table 61.0%Crown 37.4°Girdle: STK-THKPavilion 41.5°Culet: NoneDepth 65.4%

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: $4,330 CAD|Low: $3,040 CAD|High: $11,033 CAD|Avg: $6,621 CAD|-4.8%
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 30, 2026
Retailer 16$3,315 CAD
Retailer 4$3,341 CAD
Retailer 18$3,380 CAD
Retailer 11$3,630 CAD
Retailer 1$4,330 CAD
Retailer 15$4,501 CAD
Retailer 5$4,603 CAD
Retailer 2$4,719 CAD
Retailer 14$4,969 CAD
Retailer 9$5,982 CAD
Retailer 17$7,121 CAD
Retailer 12$7,311 CAD
Retailer 3$7,799 CAD
Retailer 19$8,127 CAD
Retailer 10$8,919 CAD
Retailer 13$9,039 CAD
Retailer 7$9,437 CAD
Retailer 8$10,513 CAD
Retailer 6$10,644 CAD
Taylor and Hart$11,023 CAD

37 data points across 20 retailers

24 retailers$2,714 CAD to $11,023 CAD

A
Cheapest Retailer
-
$2,714 CAD
$1,943 USD
A
Retailer 2
-
$3,149 CAD
$2,254 USD
View
A
Retailer 3
-
$3,315 CAD
$2,373 USD
View
Final sale: no returns
A
Retailer 4
-
$3,341 CAD
$2,392 USD
View
A
Retailer 5
-
$3,380 CAD
$2,420 USD
View
A
Retailer 6
-
$3,630 CAD
HK$20,300 HKD
View
A
Retailer 7
-
$4,328 CAD
$3,098 USD
View
A
Retailer 8
-
$4,330 CAD
£2,441 GBP
View
A
Retailer 9
-
$4,501 CAD
$3,222 USD
View
A
Retailer 10
-
$4,603 CAD
$3,295 USD
View
A
Retailer 11
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$4,719 CAD
$3,378 USD
View
A
Retailer 12
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$4,969 CAD
€3,388 EUR
View
A
Retailer 13
-
$5,982 CAD
£3,372 GBP
View
Retailer 14
-
$7,121 CAD
A$7,843 AUD
View
Price last confirmed 8 days ago
A
Retailer 15
-
$7,311 CAD
ZAR 84,550 ZAR
View
A
Retailer 16
-
$7,799 CAD
$5,583 USD
View
A
Retailer 17
-
$8,127 CAD
$5,818 USD
View
B+
Retailer 18
-
$8,490 CAD
$6,078 USD
View
Retailer 19
-
$8,919 CAD
$6,385 USD
View
Price last confirmed 33 days ago
B+
Retailer 20
-
$9,039 CAD
£5,095 GBP
View
B+
Retailer 21
-
$9,437 CAD
$6,756 USD
View
B+
Retailer 22
-
$10,513 CAD
SGD 10,170 SGD
View
B+
Retailer 23
-
$10,644 CAD
$7,620 USD
View
Most Expensive
B+
Taylor and Hart
8NDQP6W · Oct 30
$11,023 CAD
$7,891 USD
View
23 more retailers have this diamond
Prices start from $2,714 CADSave up to $8,309 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
3.05ct Marquise
$2,714 CAD