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Marquise|Lab Grown|IGI

3.06ct D SI1 Marquise Lab Grown Diamond

ID • D/SI1 • IGI LG842630605

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG842630605

Diamond specifications and retailer prices

From $769 CAD
HK$4,300 HKD
As of October 30, 2026
Save $3,380 CAD (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,149 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.06ct lab-grown marquise diamond

This 3.06ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG842630605 or 842630605. Listed at 12 retailers as of October 29, 2026, with prices from $769 to $4,149, a $3,380 spread on the same certified stone. Brilliant Earth lists it at $4,149. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.06
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle41.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842630605
Dimensions14.76 × 7.55 × 4.92 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.76 mm7.55 mm3.06 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842630605
Side View
Table 57.0%Crown 35.6°Girdle: MED-STKPavilion 41.9°Culet: NoneDepth 65.2%

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 30
Current: $4,149 CAD|Low: $636 CAD|High: $4,149 CAD|Avg: $1,826 CAD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 3$636 CAD
Retailer 9$769 CAD
Retailer 6$908 CAD
Retailer 13$966 CAD
Retailer 7$1,077 CAD
Retailer 4$1,113 CAD
Retailer 8$1,151 CAD
Retailer 2$1,690 CAD
Retailer 12$2,182 CAD
Retailer 5$2,242 CAD
Retailer 11$2,768 CAD
Retailer 10$3,730 CAD
Brilliant Earth$4,149 CAD

15 data points across 13 retailers

12 retailers$769 CAD to $4,149 CAD

A
Cheapest Retailer
-
$769 CAD
HK$4,300 HKD
A
Retailer 2
-
$908 CAD
$650 USD
View
Retailer 3
-
$966 CAD
£544 GBP
View
Price last confirmed 14 days ago
A
Retailer 4
-
$1,077 CAD
€734 EUR
View
B+
Retailer 5
-
$1,113 CAD
$797 USD
View
A
Retailer 6
-
$1,151 CAD
£649 GBP
View
B+
Retailer 7
-
$1,690 CAD
$1,210 USD
View
B+
Retailer 8
-
$2,182 CAD
$1,562 USD
View
B+
Retailer 9
-
$2,242 CAD
SGD 2,169 SGD
View
Retailer 10
-
$2,768 CAD
£1,560 GBP
View
Price last confirmed 10 days ago
B
Retailer 11
-
$3,730 CAD
$2,670 USD
View
Most Expensive
B
Brilliant Earth
21831554A · Oct 29
$4,149 CAD
$2,970 USD
View
11 more retailers have this diamond
Prices start from $769 CADSave up to $3,380 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
3.06ct Marquise
$769 CAD