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Cushion|Lab Grown|IGI

3.54ct L VS1 Cushion Lab Grown Diamond

ID • L/VS1 • IGI LG807639205

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG807639205

Diamond specifications and retailer prices

From $2,102 NZD
As of November 1, 2026
Save $4,271 NZD (67%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $6,372 NZD at Cape Diamonds · As of November 3, 2026
View at Cape Diamonds

About this 3.54ct lab-grown cushion diamond

This 3.54ct lab-grown cushion sits in the three to five carat band, graded L colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG807639205 or 807639205. Listed at 7 retailers as of November 1, 2026, with prices from $2,102 to $6,372, a $4,271 spread on the same certified stone. Cape Diamonds lists it at $6,372. 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

3.54
Carat
L
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.6°
Pavilion angle42.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG807639205
Dimensions8.83 × 8.56 × 6.45 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa Faint Brown
Top View
8.83 mm8.56 mm3.54 ctL / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG807639205
Side View
Table 45.0%Crown 42.6°Girdle: STK-THKPavilion 42.6°Culet: LargeDepth 75.4%

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: Nov 1
Current: $6,372 NZD|Low: $2,102 NZD|High: $6,399 NZD|Avg: $3,750 NZD|+2.5%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 4$2,102 NZD
Retailer 7$2,648 NZD
Retailer 6$2,742 NZD
Retailer 8$3,049 NZD
Retailer 5$3,923 NZD
Retailer 2$4,281 NZD
Retailer 3$4,706 NZD
Cape Diamonds$6,372 NZD

28 data points across 8 retailers

7 retailers$2,102 NZD to $6,372 NZD

A
Cheapest Retailer
-
$2,102 NZD
B+
Retailer 2
-
$2,648 NZD
View
Final sale: no returns
B+
Retailer 3
-
$3,049 NZD
View
B+
Retailer 4
-
$3,923 NZD
View
B
Retailer 5
-
$4,281 NZD
View
B
Retailer 6
-
$4,706 NZD
View
Most Expensive
C
Cape Diamonds
cert_807639205 · Nov 3
$6,372 NZD
ZAR 57,069 ZAR
View
6 more retailers have this diamond
Prices start from $2,102 NZDSave up to $4,271 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
3.54ct Cushion
$2,102 NZD