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Cushion|Lab Grown|IGI

4.59ct G VS2 Cushion Lab Grown Diamond

ID • G/VS2 • IGI LG840657006

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG840657006

Diamond specifications and retailer prices

From $1,544 NZD
HK$6,800 HKD
As of October 30, 2026
Save $5,358 NZD (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,902 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.59ct lab-grown cushion diamond

This 4.59ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG840657006 or 840657006. Listed at 14 retailers as of October 29, 2026, with prices from $1,544 to $6,902, a $5,358 spread on the same certified stone. Brilliant Earth lists it at $6,902. 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

4.59
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle32.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840657006
Dimensions11.33 × 8.36 × 5.58 mm
L/W Ratio1.36
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.33 mm8.36 mm4.59 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840657006
Side View
Table 63.0%Crown 33.5°Girdle: MED-STKPavilion 32.7°Culet: NoneDepth 66.7%

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 30
Current: $6,902 NZD|Low: $1,293 NZD|High: $6,902 NZD|Avg: $3,532 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
October 31, 2026
Retailer 7$1,293 NZD
Retailer 15$1,373 NZD
Retailer 9$1,544 NZD
Retailer 6$1,659 NZD
Retailer 8$2,074 NZD
Retailer 12$2,130 NZD
Retailer 3$2,188 NZD
Retailer 5$2,777 NZD
Retailer 2$3,094 NZD
Retailer 11$4,479 NZD
Retailer 4$4,574 NZD
Retailer 14$5,465 NZD
Retailer 13$5,656 NZD
Retailer 10$6,279 NZD
Brilliant Earth$6,902 NZD

23 data points across 15 retailers

14 retailers$1,544 NZD to $6,902 NZD

Retailer 1
-
$1,373 NZD
£609 GBP
Price last confirmed 17 days ago
A
Retailer 2
-
$1,544 NZD
HK$6,800 HKD
View
A
Retailer 3
-
$1,659 NZD
$935 USD
View
A
Retailer 4
-
$2,074 NZD
€1,113 EUR
View
A
Retailer 5
-
$2,130 NZD
£945 GBP
View
B+
Retailer 6
-
$2,188 NZD
$1,233 USD
View
A
Retailer 7
-
$2,777 NZD
$1,565 USD
View
A
Retailer 8
-
$3,094 NZD
$1,744 USD
View
B+
Retailer 9
-
$4,479 NZD
SGD 3,411 SGD
View
B+
Retailer 10
-
$4,574 NZD
$2,578 USD
View
B+
Retailer 11
-
$5,465 NZD
$3,080 USD
View
B+
Retailer 12
-
$5,656 NZD
£2,510 GBP
View
B
Retailer 13
-
$6,279 NZD
$3,539 USD
View
Most Expensive
B
Brilliant Earth
21808822A · Oct 29
$6,902 NZD
$3,890 USD
View
13 more retailers have this diamond
Prices start from $1,544 NZDSave up to $5,358 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
4.59ct Cushion
$1,544 NZD