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Marquise|Lab Grown|IGI

3.28ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG816680484

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG816680484

Diamond specifications and retailer prices

From $631 CAD
$452 USD
As of October 31, 2026
Save $3,648 CAD (85%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $4,279 CAD at Frank Darling · As of October 31, 2026
View at Frank Darling

About this 3.28ct lab-grown marquise diamond

This 3.28ct 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 LG816680484 or 816680484. Listed at 5 retailers as of October 31, 2026, with prices from $631 to $4,279, a $3,648 spread on the same certified stone. Frank Darling lists it at $4,279. 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

3.28
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816680484
Dimensions15.45 × 7.73 × 4.85 mm
L/W Ratio2.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.45 mm7.73 mm3.28 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816680484
Side View
Table 62.0%Crown 35.3°Girdle: STK-THKPavilion 40.7°Culet: NoneDepth 62.7%

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: $4,279 CAD|Low: $631 CAD|High: $4,280 CAD|Avg: $1,944 CAD|-0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 31, 2026
Retailer 3$631 CAD
Retailer 4$895 CAD
Retailer 6$1,147 CAD
Retailer 2$2,309 CAD
Retailer 5$3,213 CAD
Frank Darling$4,279 CAD

19 data points across 6 retailers

5 retailers$631 CAD to $4,279 CAD

A
Cheapest Retailer
-
$631 CAD
$452 USD
Final sale: no returns
B+
Retailer 2
-
$895 CAD
$641 USD
View
B+
Retailer 3
-
$2,309 CAD
$1,653 USD
View
B
Retailer 4
-
$3,213 CAD
$2,300 USD
View
Most Expensive
B
Frank Darling
100766821955KD · Oct 31
$4,279 CAD
$3,063 USD
View
4 more retailers have this diamond
Prices start from $631 CADSave up to $3,648 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
3.28ct Marquise
$631 CAD