CaratHunter
Plans
Marquise|Lab Grown|IGI

3.10ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG755508873

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG755508873

Diamond specifications and retailer prices

From $745 CAD
$533 USD
As of October 30, 2026
Save $6,044 CAD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $6,789 CAD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.1ct lab-grown marquise diamond

This 3.1ct 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 LG755508873 or 755508873. Listed at 17 retailers as of October 30, 2026, with prices from $745 to $6,789, a $6,044 spread on the same certified stone. Brilliant Earth lists it at $6,789. 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
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG755508873
Dimensions15.41 × 7.60 × 4.72 mm
L/W Ratio2.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.41 mm7.60 mm3.10 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG755508873
Side View
Table 59.0%Crown 33.6°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.1%

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 30
Current: $6,789 CAD|Low: $715 CAD|High: $6,998 CAD|Avg: $2,090 CAD|-2.8%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 1, 2026
Retailer 20$745 CAD
Retailer 5$834 CAD
Retailer 6$923 CAD
Retailer 21$923 CAD
Retailer 2$1,028 CAD
Retailer 17$1,111 CAD
Retailer 11$1,182 CAD
Retailer 10$1,225 CAD
Retailer 8$1,232 CAD
Retailer 7$1,422 CAD
Retailer 9$1,565 CAD
Retailer 13$1,951 CAD
Retailer 16$2,006 CAD
Retailer 18$2,385 CAD
Retailer 3$2,431 CAD
Retailer 14$2,495 CAD
Retailer 4$2,682 CAD
Retailer 19$2,975 CAD
Retailer 12$3,237 CAD
Retailer 15$3,878 CAD
Brilliant Earth$6,789 CAD

38 data points across 21 retailers

17 retailers$745 CAD to $6,789 CAD

A
Cheapest Retailer
-
$745 CAD
$533 USD
A
Retailer 2
-
$834 CAD
$597 USD
View
Retailer 3
-
$923 CAD
$661 USD
View
Price last confirmed 16 days ago
A
Retailer 4
-
$923 CAD
$661 USD
View
A
Retailer 5
-
$1,028 CAD
£580 GBP
View
A
Retailer 6
-
$1,111 CAD
$795 USD
View
B+
Retailer 7
-
$1,232 CAD
$882 USD
View
A
Retailer 8
-
$1,422 CAD
$1,018 USD
View
A
Retailer 9
-
$1,565 CAD
$1,120 USD
View
B+
Retailer 10
-
$1,951 CAD
A$2,149 AUD
View
A
Retailer 11
-
$2,006 CAD
ZAR 23,205 ZAR
View
B+
Retailer 12
-
$2,385 CAD
$1,707 USD
View
B+
Retailer 13
-
$2,431 CAD
$1,740 USD
View
B+
Retailer 14
-
$2,682 CAD
£1,512 GBP
View
B+
Retailer 15
-
$2,975 CAD
$2,130 USD
View
B
Retailer 16
-
$3,878 CAD
£2,186 GBP
View
Most Expensive
B
Brilliant Earth
16858560A · Oct 31
$6,789 CAD
$4,860 USD
View
16 more retailers have this diamond
Prices start from $745 CADSave up to $6,044 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
$745 CAD