Radiant|Lab Grown|IGI

4.03ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG815648612

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG815648612

Diamond specifications and retailer prices

From $1,182 USD
As of October 30, 2026
Save $4,187 USD (78%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $10,500 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4.03ct lab-grown radiant diamond

This 4.03ct lab-grown radiant sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG815648612 or 815648612. Listed at 17 retailers as of October 30, 2026, with a 354% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.03
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.8°
Pavilion angle32.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815648612
Dimensions13.14 × 7.32 × 4.74 mm
L/W Ratio1.80
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.14 mm7.32 mm4.03 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815648612
Side View
Table 69.0%Crown 43.8°Girdle: STK-THKPavilion 32.1°Culet: NoneDepth 64.8%

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: $4,863 USD|Low: $1,135 USD|High: $4,929 USD|Avg: $2,661 USD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 11$1,182 USD
Retailer 4$1,286 USD
Retailer 12$1,371 USD
Retailer 10$1,545 USD
Retailer 9$1,930 USD
Retailer 6$2,134 USD
Retailer 3$2,702 USD
Retailer 2$2,837 USD
Retailer 8$3,222 USD
Retailer 7$3,243 USD
Retailer 5$3,658 USD
Retailer 13$3,935 USD
Retailer 1$4,863 USD

46 data points across 13 retailers

17 retailers$1,182 USD to $5,369 USD

A
Cheapest Retailer
-
$1,182 USD
A
Retailer 2
-
$1,286 USD
View
A
Retailer 3
-
$1,338 USD
View
A
Retailer 4
-
$1,371 USD
View
Retailer 5
-
$1,371 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
$1,545 USD
View
B+
Retailer 7
-
$1,930 USD
View
B+
Retailer 8
-
$2,134 USD
£1,680 GBP
View
B
Retailer 9
-
$2,702 USD
View
B
Retailer 10
-
$2,837 USD
View
B+
Retailer 11
-
$3,222 USD
ZAR 52,048 ZAR
View
B
Retailer 12
-
$3,243 USD
A$4,989 AUD
View
B
Retailer 13
-
$3,658 USD
£2,880 GBP
View
B
Retailer 14
-
$3,935 USD
View
B
Retailer 15
-
$4,863 USD
£3,829 GBP
View
B
Retailer 16
-
$5,369 USD
View
Most Expensive
Do Amore Diamonds
27-546075DF0 · Oct 31
$10,500 USD
View
Price under review
16 more retailers have this diamond
Prices start from $1,182 USDSave up to $4,187 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
4.03ct Radiant
$1,182 USD