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Oval|Lab Grown|IGI

4.02ct F SI1 Oval Lab Grown Diamond

ID • F/SI1 • IGI LG628437674

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG628437674

Diamond specifications and retailer prices

From $434 USD
As of November 1, 2026
Save $5,066 USD (92%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $5,500 USD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 4.02ct lab-grown oval diamond

This 4.02ct lab-grown oval sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG628437674 or 628437674. Listed at 15 retailers as of November 1, 2026, with prices from $434 to $5,500, a $5,066 spread on the same certified stone. Brilliant Earth lists it at $5,500. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

4.02
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628437674
Dimensions12.82 × 8.98 × 5.64 mm
L/W Ratio1.43
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
12.82 mm8.98 mm4.02 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628437674
Side View
Table 59.0%Crown 34.7°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.8%

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 1
Current: $5,500 USD|Low: $417 USD|High: $5,500 USD|Avg: $1,273 USD|+0.9%
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
November 3, 2026
Retailer 5$434 USD
Retailer 15$467 USD
Retailer 12$486 USD
Retailer 3$538 USD
Retailer 16$538 USD
Retailer 11$685 USD
Retailer 6$846 USD
Retailer 10$875 USD
Retailer 9$889 USD
Retailer 7$953 USD
Retailer 8$1,127 USD
Retailer 13$1,510 USD
Retailer 4$1,731 USD
Retailer 2$1,977 USD
Retailer 14$2,160 USD
Brilliant Earth$5,500 USD

37 data points across 16 retailers

15 retailers$434 USD to $5,500 USD

A
Cheapest Retailer
-
$434 USD
A
Retailer 2
-
$486 USD
View
Retailer 3
-
$538 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$538 USD
View
A
Retailer 5
-
$685 USD
View
B+
Retailer 6
-
$846 USD
View
A
Retailer 7
-
$875 USD
€833 EUR
View
A
Retailer 8
-
$889 USD
£700 GBP
View
A
Retailer 9
-
$953 USD
View
A
Retailer 10
-
$1,127 USD
View
B+
Retailer 11
-
$1,510 USD
View
B
Retailer 12
-
$1,731 USD
View
B+
Retailer 13
-
$1,977 USD
£1,557 GBP
View
B
Retailer 14
-
$2,160 USD
View
Most Expensive
B
Brilliant Earth
9831469A · Nov 2
$5,500 USD
View
14 more retailers have this diamond
Prices start from $434 USDSave up to $5,066 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
4.02ct Oval
$434 USD