CaratHunter
Plans
Cushion|Lab Grown|IGI

3.51ct G VS2 Cushion Lab Grown Diamond

EX • G/VS2 • IGI LG645459123

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG645459123

Diamond specifications and retailer prices

From $1,002 CAD
$717 USD
As of October 31, 2026
Save $6,947 CAD (87%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $7,948 CAD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 3.51ct lab-grown cushion diamond

This 3.51ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG645459123 or 645459123. Listed at 14 retailers as of October 30, 2026, with prices from $1,002 to $7,948, a $6,947 spread on the same certified stone. Do Amore Diamonds lists it at $7,948. 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

3.51
Carat
G
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.8°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG645459123
Dimensions8.89 × 8.51 × 5.50 mm
L/W Ratio1.04
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.89 mm8.51 mm3.51 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG645459123
Side View
Table 62.0%Crown 39.8°Girdle: STK-VTKPavilion 35.7°Culet: NoneDepth 64.6%

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: $7,948 CAD|Low: $1,002 CAD|High: $7,948 CAD|Avg: $2,947 CAD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 10$1,002 CAD
Retailer 6$1,173 CAD
Retailer 8$1,390 CAD
Retailer 4$1,433 CAD
Retailer 12$1,595 CAD
Retailer 5$1,835 CAD
Retailer 9$3,537 CAD
Retailer 3$3,555 CAD
Retailer 11$3,602 CAD
Retailer 7$4,520 CAD
Retailer 2$4,819 CAD
Do Amore Diamonds$7,948 CAD

41 data points across 12 retailers

14 retailers$1,002 CAD to $7,948 CAD

A
Cheapest Retailer
-
$1,002 CAD
$717 USD
Final sale: no returns
A
Retailer 2
-
$1,173 CAD
$840 USD
View
A
Retailer 3
-
$1,260 CAD
$902 USD
View
Retailer 4
-
$1,390 CAD
£784 GBP
View
Price last confirmed 15 days ago
B+
Retailer 5
-
$1,433 CAD
$1,026 USD
View
A
Retailer 6
-
$1,595 CAD
$1,142 USD
View
A
Retailer 7
-
$1,835 CAD
£1,035 GBP
View
B
Retailer 8
-
$3,537 CAD
$2,532 USD
View
B
Retailer 9
-
$3,555 CAD
£2,004 GBP
View
B
Retailer 10
-
$3,602 CAD
$2,578 USD
View
B
Retailer 11
-
$4,101 CAD
$2,936 USD
View
B
Retailer 12
-
$4,520 CAD
£2,548 GBP
View
B
Retailer 13
-
$4,819 CAD
$3,450 USD
View
Most Expensive
B
Do Amore Diamonds
27-0EB6B45EE · Oct 30
$7,948 CAD
$5,690 USD
View
13 more retailers have this diamond
Prices start from $1,002 CADSave up to $6,947 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
3.51ct Cushion
$1,002 CAD