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Cushion|Lab Grown|IGI

4.50ct F VS2 Cushion Lab Grown Diamond

EX • F/VS2 • IGI LG816609357

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG816609357

Diamond specifications and retailer prices

From $1,409 NZD
£624 GBP
As of November 2, 2026
Save $4,624 NZD (77%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $6,033 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 4.5ct lab-grown cushion diamond

This 4.5ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG816609357 or 816609357. Listed at 12 retailers as of October 29, 2026, with prices from $1,409 to $6,033, a $4,624 spread on the same certified stone. MOH London lists it at $6,033. 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
F
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816609357
Dimensions11.53 × 8.37 × 5.60 mm
L/W Ratio1.38
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.53 mm8.37 mm4.50 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816609357
Side View
Table 65.0%Crown 32.4°Girdle: MED-STKPavilion 34.7°Culet: NoneDepth 66.9%

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 2
Current: $6,033 NZD|Low: $1,409 NZD|High: $6,074 NZD|Avg: $3,492 NZD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 2$1,409 NZD
Retailer 12$1,473 NZD
Retailer 6$1,840 NZD
Retailer 7$2,088 NZD
Retailer 3$2,163 NZD
Retailer 5$2,453 NZD
Retailer 8$3,190 NZD
Retailer 10$4,949 NZD
Retailer 11$5,165 NZD
Retailer 4$5,269 NZD
Retailer 9$5,483 NZD
MOH London$6,033 NZD

35 data points across 12 retailers

12 retailers$1,409 NZD to $6,033 NZD

A
Cheapest Retailer
-
$1,409 NZD
£624 GBP
A
Retailer 2
-
$1,473 NZD
$829 USD
View
Final sale: no returns
A
Retailer 3
-
$1,840 NZD
$1,035 USD
View
B+
Retailer 4
-
$2,088 NZD
$1,175 USD
View
A
Retailer 5
-
$2,163 NZD
$1,217 USD
View
A
Retailer 6
-
$2,453 NZD
£1,087 GBP
View
A
Retailer 7
-
$3,190 NZD
$1,795 USD
View
B+
Retailer 8
-
$4,949 NZD
$2,785 USD
View
B+
Retailer 9
-
$5,165 NZD
$2,906 USD
View
B+
Retailer 10
-
$5,269 NZD
$2,964 USD
View
Retailer 11
-
$5,483 NZD
$3,085 USD
View
Price last confirmed 29 days ago
Most Expensive
B
MOH London
LG816609357 · Oct 29
$6,033 NZD
£2,673 GBP
View
11 more retailers have this diamond
Prices start from $1,409 NZDSave up to $4,624 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
$1,409 NZD