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Radiant|Lab Grown|IGI

4.28ct F VVS2 Radiant Lab Grown Diamond

EX • F/VVS2 • IGI LG816624617

Certificate IGI LG816624617

Diamond specifications and retailer prices

From $1,420 USD
Save $3,327 USD (70%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,747 USD at With Clarity
View at With Clarity

About this 4.28ct lab-grown radiant diamond

This 4.28ct lab-grown radiant sits in the three to five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG816624617 or 816624617. Listed at 14 retailers, with prices from $1,420 to $4,747 at With Clarity, a $3,327 spread on the same certified stone. 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

4.28
Carat
F
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle31.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816624617
Dimensions9.01 × 8.83 × 5.71 mm
L/W Ratio1.02
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.01 mm8.83 mm4.28 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816624617
Side View
Table 63.0%Crown 37.4°Girdle: Slightly ThickPavilion 31.8°Culet: NoneDepth 64.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 1
Current: $1,559 USD|Low: $995 USD|High: $4,652 USD|Avg: $2,642 USD|+1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
With Clarity
October 1, 2026
Retailer 11$1,420 USD
Retailer 9$1,540 USD
Retailer 1$1,559 USD
Retailer 5$2,007 USD
Retailer 3$2,059 USD
Retailer 7$2,068 USD
Retailer 2$2,743 USD
Retailer 12$3,283 USD
Retailer 10$3,332 USD
Retailer 4$3,439 USD
Retailer 6$3,762 USD
Retailer 8$4,025 USD
With Clarity$4,652 USD

18 data points across 13 retailers

14 retailers$1,420 USD to $4,747 USD

A
Cheapest Retailer
-
$1,420 USD
A
Retailer 2
-
$1,540 USD
View
A
Retailer 3
-
$1,559 USD
€1,485 EUR
View
B+
Retailer 4
-
$2,007 USD
View
B+
Retailer 5
-
$2,059 USD
View
B+
Retailer 6
-
$2,068 USD
ZAR 33,413 ZAR
View
B+
Retailer 7
-
$2,743 USD
£2,160 GBP
View
B
Retailer 8
-
$3,283 USD
View
B
Retailer 9
-
$3,332 USD
SGD 4,503 SGD
View
B
Retailer 10
-
$3,439 USD
View
B
Retailer 11
-
$3,439 USD
View
B
Retailer 12
-
$3,762 USD
£2,962 GBP
View
B
Retailer 13
-
$4,025 USD
View
Most Expensive
B
With Clarity
816624617 · Sep 30
$4,747 USD
View
13 more retailers have this diamond
Prices start from $1,420 USDSave up to $3,327 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.

A
4.28ct Radiant
$1,420 USD