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 $793 USD
£624 GBP
As of November 1, 2026
Save $2,602 USD (77%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,395 USD 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 $793 to $3,395, a $2,602 spread on the same certified stone. MOH London lists it at $3,395. 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
Color
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 1
Current: $3,395 USD|Low: $793 USD|High: $3,418 USD|Avg: $1,964 USD|-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 5$793 USD
Retailer 12$829 USD
Retailer 6$1,035 USD
Retailer 7$1,175 USD
Retailer 3$1,217 USD
Retailer 2$1,380 USD
Retailer 8$1,795 USD
Retailer 10$2,785 USD
Retailer 11$2,906 USD
Retailer 4$2,964 USD
Retailer 9$3,085 USD
MOH London$3,395 USD

36 data points across 12 retailers

12 retailers$793 USD to $3,395 USD

A
Cheapest Retailer
-
$793 USD
£624 GBP
A
Retailer 2
-
$829 USD
View
Final sale: no returns
A
Retailer 3
-
$1,035 USD
View
B+
Retailer 4
-
$1,175 USD
View
A
Retailer 5
-
$1,217 USD
View
A
Retailer 6
-
$1,380 USD
£1,087 GBP
View
A
Retailer 7
-
$1,795 USD
View
B+
Retailer 8
-
$2,785 USD
View
B+
Retailer 9
-
$2,906 USD
View
B+
Retailer 10
-
$2,964 USD
View
Retailer 11
-
$3,085 USD
View
Price last confirmed 27 days ago
Most Expensive
B
MOH London
LG816609357 · Oct 29
$3,395 USD
£2,673 GBP
View
11 more retailers have this diamond
Prices start from $793 USDSave up to $2,602 USD

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
$793 USD