Marquise|Lab Grown|IGI

3.10ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG835671597

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG835671597

Diamond specifications and retailer prices

From $900 CAD
$643 USD
As of October 29, 2026
Save $4,171 CAD (82%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $5,071 CAD at Frank Darling · As of October 29, 2026
View at Frank Darling

About this 3.1ct lab-grown marquise diamond

This 3.1ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG835671597 or 835671597. Listed at 6 retailers as of October 29, 2026, with prices from $900 to $5,071, a $4,171 spread on the same certified stone. Frank Darling lists it at $5,071. 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

3.10
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835671597
Dimensions14.97 × 7.68 × 4.83 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
14.97 mm7.68 mm3.10 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835671597
Side View
Table 61.0%Crown 35.8°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.9%

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 29
Current: $5,071 CAD|Low: $634 CAD|High: $5,072 CAD|Avg: $2,669 CAD|-0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 28, 2026
Retailer 4$900 CAD
Retailer 5$1,251 CAD
Retailer 6$1,828 CAD
Retailer 3$3,239 CAD
Retailer 2$4,122 CAD
Frank Darling$5,071 CAD

11 data points across 6 retailers

6 retailers$900 CAD to $5,071 CAD

A
Cheapest Retailer
-
$900 CAD
$643 USD
Final sale: no returns
B+
Retailer 2
-
$1,251 CAD
$894 USD
View
A
Retailer 3
-
$1,828 CAD
$1,306 USD
View
B
Retailer 4
-
$3,239 CAD
$2,314 USD
View
B
Retailer 5
-
$4,122 CAD
$2,945 USD
View
Most Expensive
B
Frank Darling
100195872872KD · Oct 29
$5,071 CAD
$3,623 USD
View
5 more retailers have this diamond
Prices start from $900 CADSave up to $4,171 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
3.10ct Marquise
$900 CAD