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Marquise|Lab Grown|IGI

3.09ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG754594706

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG754594706

Diamond specifications and retailer prices

From $6,444 CAD
$4,613 USD
As of October 31, 2026
Save $21,604 CAD (77%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $28,048 CAD at With Clarity · As of October 30, 2026
View at With Clarity

About this 3.09ct lab-grown marquise diamond

This 3.09ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754594706 or 754594706. Listed at 14 retailers as of October 30, 2026, with prices from $6,444 to $28,048, a $21,604 spread on the same certified stone. With Clarity lists it at $28,048. 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

3.09
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754594706
Dimensions14.73 × 7.56 × 4.77 mm
L/W Ratio1.95
Girdle conditionFaceted
Culet sizePointed
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
14.73 mm7.56 mm3.09 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754594706
Side View
Table 63.0%Crown 35.5°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 63.1%

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: $12,796 CAD|Low: $5,644 CAD|High: $32,984 CAD|Avg: $14,353 CAD|-32.1%
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
With Clarity
October 30, 2026
Retailer 6$5,644 CAD
Retailer 14$6,444 CAD
Retailer 12$6,602 CAD
Retailer 3$8,851 CAD
Retailer 8$9,119 CAD
Retailer 11$10,742 CAD
Retailer 2$10,861 CAD
Retailer 9$11,584 CAD
Retailer 1$12,796 CAD
Retailer 4$13,199 CAD
Retailer 10$14,691 CAD
Retailer 7$16,386 CAD
Retailer 13$18,992 CAD
Retailer 5$25,162 CAD
With Clarity$28,048 CAD

38 data points across 15 retailers

14 retailers$6,444 CAD to $28,048 CAD

A
Cheapest Retailer
-
$6,444 CAD
$4,613 USD
A
Retailer 2
-
$6,602 CAD
$4,726 USD
View
B+
Retailer 3
-
$8,851 CAD
HK$49,500 HKD
View
B+
Retailer 4
-
$9,119 CAD
£5,140 GBP
View
B+
Retailer 5
-
$10,742 CAD
$7,690 USD
View
B+
Retailer 6
-
$10,861 CAD
$7,775 USD
View
B+
Retailer 7
-
$11,584 CAD
€7,898 EUR
View
B+
Retailer 8
-
$12,796 CAD
$9,160 USD
View
B+
Retailer 9
-
$13,199 CAD
$9,449 USD
View
B+
Retailer 10
-
$14,691 CAD
£8,281 GBP
View
B+
Retailer 11
-
$16,386 CAD
ZAR 189,502 ZAR
View
B
Retailer 12
-
$18,992 CAD
$13,596 USD
View
B
Retailer 13
-
$25,162 CAD
$18,013 USD
View
Most Expensive
B
With Clarity
754594706 · Oct 30
$28,048 CAD
$20,079 USD
View
13 more retailers have this diamond
Prices start from $6,444 CADSave up to $21,604 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
3.09ct Marquise
$6,444 CAD