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Cushion|Lab Grown|IGI

3.53ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG641472925

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG641472925

Diamond specifications and retailer prices

From $1,373 NZD
£610 GBP
As of November 1, 2026
Save $6,629 NZD (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $10,060 NZD at Brilliant Earth · As of October 2, 2026
View at Brilliant Earth

About this 3.53ct lab-grown cushion diamond

This 3.53ct 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 LG641472925 or 641472925. Listed at 21 retailers as of November 1, 2026, with a 483% 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

3.53
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG641472925
Dimensions9.17 × 8.74 × 5.94 mm
L/W Ratio1.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.17 mm8.74 mm3.53 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG641472925
Side View
Table 60.0%Crown 34.2°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 68.0%

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: Nov 1
Current: $10,060 NZD|Low: $1,008 NZD|High: $12,189 NZD|Avg: $4,249 NZD
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
November 2, 2026
Retailer 10$1,373 NZD
Retailer 17$1,373 NZD
Retailer 5$1,480 NZD
Retailer 18$1,482 NZD
Retailer 13$1,535 NZD
Retailer 6$1,698 NZD
Retailer 2$1,925 NZD
Retailer 19$2,605 NZD
Retailer 7$3,596 NZD
Retailer 20$4,080 NZD
Retailer 9$4,102 NZD
Retailer 14$4,145 NZD
Retailer 3$4,208 NZD
Retailer 4$4,453 NZD
Retailer 12$4,484 NZD
Retailer 15$5,356 NZD
Retailer 11$5,859 NZD
Retailer 8$6,264 NZD
Retailer 16$8,002 NZD
Brilliant Earth$10,060 NZD

38 data points across 20 retailers

21 retailers$1,373 NZD to $8,002 NZD

Retailer 1
-
$1,373 NZD
$774 USD
Price last confirmed 16 days ago
A
Retailer 2
-
$1,373 NZD
£610 GBP
View
B+
Retailer 3
-
$1,480 NZD
$834 USD
View
A
Retailer 4
-
$1,482 NZD
$835 USD
View
A
Retailer 5
-
$1,535 NZD
$865 USD
View
Final sale: no returns
A
Retailer 6
-
$1,698 NZD
$957 USD
View
A
Retailer 7
-
$1,925 NZD
£854 GBP
View
A
Retailer 8
-
$2,605 NZD
A$2,259 AUD
View
Retailer 9
-
$3,596 NZD
£1,596 GBP
View
Price last confirmed 13 days ago
B
Retailer 10
-
$4,080 NZD
ZAR 37,152 ZAR
View
B+
Retailer 11
-
$4,102 NZD
$2,312 USD
View
B+
Retailer 12
-
$4,145 NZD
$2,336 USD
View
B+
Retailer 13
-
$4,208 NZD
$2,372 USD
View
B+
Retailer 14
-
$4,453 NZD
$2,510 USD
View
Retailer 15
-
$4,484 NZD
$2,527 USD
View
Price last confirmed 14 days ago
B+
Retailer 16
-
$4,688 NZD
CA$3,669 CAD
View
B
Retailer 17
-
$5,356 NZD
£2,377 GBP
View
B
Retailer 18
-
$5,859 NZD
$3,302 USD
View
B
Retailer 19
-
$6,264 NZD
SGD 4,771 SGD
View
B
Retailer 20
-
$8,002 NZD
$4,510 USD
View
Most Expensive
Brilliant Earth
15669629Y · Oct 2
$10,060 NZD
$5,670 USD
View
Price last confirmed 30 days ago
20 more retailers have this diamond
Prices start from $1,373 NZDSave up to $6,629 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
3.53ct Cushion
$1,373 NZD