Oval|Lab Grown|IGI

4.03ct F VS1 Oval Lab Grown Diamond

ID • F/VS1 • IGI LG818677522

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG818677522

Diamond specifications and retailer prices

From $670 USD
£528 GBP
As of November 2, 2026
Save $2,495 USD (79%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $7,740 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 4.03ct lab-grown oval diamond

This 4.03ct lab-grown oval 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 LG818677522 or 818677522. Listed at 21 retailers as of November 2, 2026, with a 372% 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 angle37.2°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818677522
Dimensions12.91 × 8.67 × 5.46 mm
L/W Ratio1.49
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.91 mm8.67 mm4.03 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818677522
Side View
Table 61.0%Crown 37.2°Girdle: STK-THKPavilion 39.4°Culet: NoneDepth 63.0%

Caratlytics Score

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

Price History

Last verified: Nov 2
Current: $7,740 USD|Low: $670 USD|High: $7,740 USD|Avg: $2,044 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 3, 2026
Retailer 13$670 USD
Retailer 9$940 USD
Retailer 10$1,200 USD
Retailer 17$1,244 USD
Retailer 3$1,338 USD
Retailer 8$1,588 USD
Retailer 12$1,598 USD
Retailer 16$1,635 USD
Retailer 6$1,643 USD
Retailer 4$1,948 USD
Retailer 2$2,332 USD
Retailer 14$2,602 USD
Retailer 5$2,632 USD
Retailer 15$2,789 USD
Retailer 7$3,040 USD
Retailer 11$3,165 USD
Brilliant Earth$7,740 USD

44 data points across 17 retailers

21 retailers$670 USD to $3,165 USD

Retailer 1
-
$633 USD
Price last confirmed 32 days ago
A
Retailer 2
-
$670 USD
£528 GBP
View
Retailer 3
-
$718 USD
View
Price last confirmed 38 days ago
Retailer 4
-
$765 USD
View
Price last confirmed 31 days ago
A
Retailer 5
-
$940 USD
View
A
Retailer 6
-
$1,200 USD
£945 GBP
View
A
Retailer 7
-
$1,244 USD
View
A
Retailer 8
-
$1,338 USD
€1,274 EUR
View
B+
Retailer 9
-
$1,588 USD
View
B+
Retailer 10
-
$1,598 USD
ZAR 25,816 ZAR
View
B+
Retailer 11
-
$1,635 USD
A$2,515 AUD
View
B+
Retailer 12
-
$1,643 USD
A$2,528 AUD
View
B+
Retailer 13
-
$1,948 USD
View
Retailer 14
-
$2,151 USD
View
Price last confirmed 26 days ago
B+
Retailer 15
-
$2,332 USD
£1,836 GBP
View
B
Retailer 16
-
$2,602 USD
View
B
Retailer 17
-
$2,632 USD
View
B
Retailer 18
-
$2,789 USD
A$4,290 AUD
View
Retailer 19
-
$3,040 USD
View
Price last confirmed 15 days ago
B
Retailer 20
-
$3,165 USD
£2,492 GBP
View
Most Expensive
Brilliant Earth
21105265A · Oct 31
$7,740 USD
View
Price under review
20 more retailers have this diamond
Prices start from $670 USDSave up to $2,495 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 Oval
$670 USD