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Cushion|Lab Grown|IGI

3.55ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG631466065

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG631466065

Diamond specifications and retailer prices

From $2,773 CAD
$1,985 USD
As of October 29, 2026
Save $16,250 CAD (85%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $19,023 CAD at Yadav Diamonds · As of October 30, 2026
View at Yadav Diamonds

About this 3.55ct lab-grown cushion diamond

This 3.55ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG631466065 or 631466065. Listed at 24 retailers as of October 29, 2026, with prices from $2,773 to $19,023, a $16,250 spread on the same certified stone. Yadav Diamonds lists it at $19,023. 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

3.55
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle30.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG631466065
Dimensions8.56 × 8.20 × 5.29 mm
L/W Ratio1.04
Girdle conditionFaceted
Culet sizePointed
Top View
8.56 mm8.20 mm3.55 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG631466065
Side View
Table 63.0%Crown 36.7°Girdle: MED-THKPavilion 30.3°Culet: NoneDepth 61.1%

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 29
Current: $14,346 CAD|Low: $2,773 CAD|High: $18,900 CAD|Avg: $7,747 CAD|-12.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 30, 2026
Retailer 6$2,773 CAD
Retailer 17$3,108 CAD
Retailer 3$3,161 CAD
Retailer 13$3,188 CAD
Retailer 12$4,361 CAD
Retailer 10$4,533 CAD
Retailer 19$4,748 CAD
Retailer 2$4,779 CAD
Retailer 15$4,811 CAD
Retailer 9$6,025 CAD
Retailer 18$7,172 CAD
Retailer 14$7,363 CAD
Retailer 20$7,669 CAD
Retailer 7$7,740 CAD
Retailer 4$8,578 CAD
Retailer 16$9,104 CAD
Retailer 8$11,100 CAD
Retailer 11$13,154 CAD
Retailer 1$14,346 CAD
Retailer 5$17,042 CAD

34 data points across 20 retailers

24 retailers$2,773 CAD to $19,023 CAD

A
Cheapest Retailer
-
$2,773 CAD
$1,985 USD
Final sale: no returns
A
Retailer 2
-
$3,108 CAD
$2,225 USD
View
A
Retailer 3
-
$3,161 CAD
$2,263 USD
View
Retailer 4
-
$3,188 CAD
$2,282 USD
View
Price last confirmed 19 days ago
A
Retailer 5
-
$3,541 CAD
$2,535 USD
View
Final sale: no returns
A
Retailer 6
-
$4,361 CAD
£2,458 GBP
View
A
Retailer 7
-
$4,533 CAD
$3,245 USD
View
A
Retailer 8
-
$4,748 CAD
$3,399 USD
View
A
Retailer 9
-
$4,779 CAD
$3,421 USD
View
A
Retailer 10
-
$4,811 CAD
€3,280 EUR
View
A
Retailer 11
-
$6,025 CAD
£3,396 GBP
View
Retailer 12
-
$7,172 CAD
A$7,899 AUD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
$7,363 CAD
ZAR 85,155 ZAR
View
A
Retailer 14
-
$7,669 CAD
$5,490 USD
View
B+
Retailer 15
-
$7,740 CAD
$5,541 USD
View
Retailer 16
-
$8,360 CAD
$5,985 USD
View
Price last confirmed 9 days ago
B+
Retailer 17
-
$8,578 CAD
$6,140 USD
View
B+
Retailer 18
-
$9,104 CAD
£5,132 GBP
View
B+
Retailer 19
-
$11,100 CAD
$7,946 USD
View
Retailer 20
-
$13,154 CAD
A$14,487 AUD
View
Price last confirmed 22 days ago
B
Retailer 21
-
$14,346 CAD
$10,270 USD
View
Retailer 22
-
$16,302 CAD
$11,670 USD
View
Price last confirmed 16 days ago
B
Retailer 23
-
$17,042 CAD
$12,200 USD
View
Most Expensive
B
Yadav Diamonds
13157155 · Oct 30
$19,023 CAD
$13,618 USD
View
23 more retailers have this diamond
Prices start from $2,773 CADSave up to $16,250 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
3.55ct Cushion
$2,773 CAD