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Cushion|Lab Grown|IGI

3.70ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG579359268

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG579359268

Diamond specifications and retailer prices

From $1,123 CAD
$804 USD
As of October 29, 2026
Save $7,789 CAD (87%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $9,317 CAD at Do Amore Diamonds · As of October 21, 2026
View at Do Amore Diamonds

About this 3.7ct lab-grown cushion diamond

This 3.7ct lab-grown cushion 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 LG579359268 or 579359268. Listed at 16 retailers as of October 29, 2026, with a 694% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.70
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG579359268
Dimensions9.12 × 8.88 × 5.85 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.12 mm8.88 mm3.70 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG579359268
Side View
Table 63.0%Crown 37.1°Girdle: MED-STKPavilion 38.6°Culet: NoneDepth 65.9%

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 29
Current: $1,411 CAD|Low: $1,123 CAD|High: $6,398 CAD|Avg: $2,606 CAD|+21.0%
Retailer 1
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 2$1,123 CAD
Retailer 10$1,165 CAD
Retailer 1$1,411 CAD
Retailer 5$1,534 CAD
Retailer 4$1,644 CAD
Retailer 12$1,727 CAD
Retailer 6$1,972 CAD
Retailer 9$2,900 CAD
Retailer 8$2,985 CAD
Retailer 3$4,002 CAD
Retailer 7$4,845 CAD
Retailer 11$6,398 CAD

44 data points across 12 retailers

16 retailers$1,123 CAD to $8,912 CAD

A
Cheapest Retailer
-
$1,123 CAD
$804 USD
Final sale: no returns
Retailer 2
-
$1,165 CAD
$834 USD
View
Price last confirmed 13 days ago
A
Retailer 3
-
$1,411 CAD
$1,010 USD
View
A
Retailer 4
-
$1,513 CAD
$1,083 USD
View
A
Retailer 5
-
$1,534 CAD
£865 GBP
View
A
Retailer 6
-
$1,644 CAD
$1,177 USD
View
A
Retailer 7
-
$1,727 CAD
$1,236 USD
View
A
Retailer 8
-
$1,972 CAD
£1,111 GBP
View
Retailer 9
-
$2,900 CAD
A$3,194 AUD
View
Price last confirmed 9 days ago
B+
Retailer 10
-
$2,985 CAD
ZAR 34,517 ZAR
View
B+
Retailer 11
-
$3,946 CAD
$2,825 USD
View
B+
Retailer 12
-
$4,002 CAD
£2,256 GBP
View
B
Retailer 13
-
$4,593 CAD
$3,288 USD
View
B
Retailer 14
-
$4,845 CAD
£2,731 GBP
View
B
Retailer 15
-
$8,912 CAD
$6,380 USD
View
Most Expensive
Do Amore Diamonds
23-579359268 · Oct 21
$9,317 CAD
$6,670 USD
View
Price last confirmed 9 days ago
15 more retailers have this diamond
Prices start from $1,123 CADSave up to $7,789 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
3.70ct Cushion
$1,123 CAD