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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 $3,522 NZD
$1,985 USD
As of October 31, 2026
Save $20,640 NZD (85%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $24,162 NZD 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 30, 2026, with prices from $3,522 to $24,162, a $20,640 spread on the same certified stone. Yadav Diamonds lists it at $24,162. 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
Colour
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 31
Current: $16,505 NZD|Low: $3,522 NZD|High: $24,006 NZD|Avg: $9,889 NZD|+0.3%
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 31, 2026
Retailer 7$3,522 NZD
Retailer 15$3,744 NZD
Retailer 4$4,015 NZD
Retailer 13$4,049 NZD
Retailer 14$5,540 NZD
Retailer 11$5,758 NZD
Retailer 20$6,031 NZD
Retailer 12$6,068 NZD
Retailer 3$6,070 NZD
Retailer 10$7,652 NZD
Retailer 19$9,110 NZD
Retailer 17$9,352 NZD
Retailer 2$9,741 NZD
Retailer 8$9,831 NZD
Retailer 5$10,895 NZD
Retailer 18$11,564 NZD
Retailer 9$14,099 NZD
Retailer 1$16,505 NZD
Retailer 16$18,222 NZD
Retailer 6$21,646 NZD

34 data points across 20 retailers

24 retailers$3,522 NZD to $24,162 NZD

A
Cheapest Retailer
-
$3,522 NZD
$1,985 USD
Final sale: no returns
A
Retailer 2
-
$3,744 NZD
$2,110 USD
View
A
Retailer 3
-
$4,015 NZD
$2,263 USD
View
Retailer 4
-
$4,049 NZD
$2,282 USD
View
Price last confirmed 21 days ago
A
Retailer 5
-
$4,498 NZD
$2,535 USD
View
Final sale: no returns
A
Retailer 6
-
$5,540 NZD
£2,458 GBP
View
A
Retailer 7
-
$5,758 NZD
$3,245 USD
View
A
Retailer 8
-
$6,031 NZD
$3,399 USD
View
A
Retailer 9
-
$6,068 NZD
€3,257 EUR
View
A
Retailer 10
-
$6,070 NZD
$3,421 USD
View
A
Retailer 11
-
$7,652 NZD
£3,396 GBP
View
Retailer 12
-
$9,110 NZD
A$7,899 AUD
View
Price last confirmed 9 days ago
B+
Retailer 13
-
$9,352 NZD
ZAR 85,155 ZAR
View
A
Retailer 14
-
$9,741 NZD
$5,490 USD
View
B+
Retailer 15
-
$9,831 NZD
$5,541 USD
View
Retailer 16
-
$10,619 NZD
$5,985 USD
View
Price last confirmed 10 days ago
B+
Retailer 17
-
$10,895 NZD
$6,140 USD
View
B+
Retailer 18
-
$11,564 NZD
£5,132 GBP
View
B+
Retailer 19
-
$14,099 NZD
$7,946 USD
View
B+
Retailer 20
-
$16,505 NZD
A$14,311 AUD
View
B
Retailer 21
-
$18,222 NZD
$10,270 USD
View
Retailer 22
-
$20,706 NZD
$11,670 USD
View
Price last confirmed 17 days ago
B
Retailer 23
-
$21,646 NZD
$12,200 USD
View
Most Expensive
B
Yadav Diamonds
13157155 · Oct 30
$24,162 NZD
$13,618 USD
View
23 more retailers have this diamond
Prices start from $3,522 NZDSave up to $20,640 NZD

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
$3,522 NZD