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Cushion|Lab Grown|IGI

4.50ct G VS2 Cushion Lab Grown Diamond

ID • G/VS2 • IGI LG610336509

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG610336509

Diamond specifications and retailer prices

From $1,763 NZD
£782 GBP
As of October 30, 2026
Save $5,122 NZD (74%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $6,884 NZD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 4.5ct lab-grown cushion diamond

This 4.5ct 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 LG610336509 or 610336509. Listed at 11 retailers as of October 30, 2026, with prices from $1,763 to $6,884, a $5,122 spread on the same certified stone. Brilliant Earth lists it at $6,884. 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

4.50
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG610336509
Dimensions11.08 × 8.80 × 5.93 mm
L/W Ratio1.26
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
11.08 mm8.80 mm4.50 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG610336509
Side View
Table 67.0%Crown 31.6°Girdle: MED-VTKPavilion 40.4°Culet: NoneDepth 67.4%

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 30
Current: $6,884 NZD|Low: $1,082 NZD|High: $11,675 NZD|Avg: $3,170 NZD|-41.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 9$1,082 NZD
Retailer 4$1,212 NZD
Retailer 2$1,763 NZD
Retailer 3$1,765 NZD
Retailer 7$1,765 NZD
Retailer 5$1,798 NZD
Retailer 10$1,874 NZD
Retailer 8$2,562 NZD
Retailer 12$3,700 NZD
Retailer 11$4,219 NZD
Retailer 6$4,775 NZD
Brilliant Earth$6,884 NZD

33 data points across 12 retailers

11 retailers$1,763 NZD to $6,884 NZD

Retailer 1
-
$1,082 NZD
£480 GBP
Price last confirmed 15 days ago
A
Retailer 2
-
$1,763 NZD
£782 GBP
View
A
Retailer 3
-
$1,765 NZD
$995 USD
View
B+
Retailer 4
-
$1,765 NZD
$995 USD
View
A
Retailer 5
-
$1,798 NZD
€965 EUR
View
A
Retailer 6
-
$1,874 NZD
$1,056 USD
View
A
Retailer 7
-
$2,562 NZD
$1,444 USD
View
Retailer 8
-
$3,700 NZD
$2,085 USD
View
Price last confirmed 14 days ago
B+
Retailer 9
-
$4,219 NZD
$2,378 USD
View
B+
Retailer 10
-
$4,775 NZD
£2,119 GBP
View
Most Expensive
B
Brilliant Earth
8838063A · Oct 30
$6,884 NZD
$3,880 USD
View
10 more retailers have this diamond
Prices start from $1,763 NZDSave up to $5,122 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
4.50ct Cushion
$1,763 NZD