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Marquise|Lab Grown|IGI

3.89ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG837608560

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG837608560

Diamond specifications and retailer prices

From $648 CAD
$464 USD
As of October 30, 2026
Save $4,437 CAD (87%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $5,085 CAD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.89ct lab-grown marquise diamond

This 3.89ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG837608560 or 837608560. Listed at 13 retailers as of October 30, 2026, with prices from $648 to $5,085, a $4,437 spread on the same certified stone. Brilliant Earth lists it at $5,085. 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

3.89
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837608560
Dimensions15.42 × 8.17 × 5.25 mm
L/W Ratio1.89
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.42 mm8.17 mm3.89 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837608560
Side View
Table 61.0%Crown 37.7°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 64.3%

Caratlytics Score

How it works →
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: $5,085 CAD|Low: $648 CAD|High: $5,713 CAD|Avg: $2,326 CAD|-11.0%
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 30, 2026
Retailer 13$648 CAD
Retailer 9$726 CAD
Retailer 2$897 CAD
Retailer 7$1,223 CAD
Retailer 5$1,370 CAD
Retailer 6$1,698 CAD
Retailer 11$2,161 CAD
Retailer 10$2,165 CAD
Retailer 4$2,584 CAD
Retailer 3$2,813 CAD
Retailer 8$2,957 CAD
Retailer 12$3,629 CAD
Brilliant Earth$5,085 CAD

35 data points across 13 retailers

13 retailers$648 CAD to $5,085 CAD

A
Cheapest Retailer
-
$648 CAD
$464 USD
A
Retailer 2
-
$726 CAD
$520 USD
View
A
Retailer 3
-
$897 CAD
£506 GBP
View
A
Retailer 4
-
$1,223 CAD
€834 EUR
View
A
Retailer 5
-
$1,370 CAD
$981 USD
View
A
Retailer 6
-
$1,698 CAD
A$1,870 AUD
View
A
Retailer 7
-
$2,161 CAD
$1,547 USD
View
B+
Retailer 8
-
$2,165 CAD
$1,550 USD
View
B+
Retailer 9
-
$2,584 CAD
$1,850 USD
View
B+
Retailer 10
-
$2,813 CAD
$2,014 USD
View
B+
Retailer 11
-
$2,957 CAD
£1,667 GBP
View
B+
Retailer 12
-
$3,629 CAD
$2,598 USD
View
Most Expensive
B
Brilliant Earth
21361186A · Oct 31
$5,085 CAD
$3,640 USD
View
12 more retailers have this diamond
Prices start from $648 CADSave up to $4,437 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
3.89ct Marquise
$648 CAD