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Oval|Lab Grown|IGI

4.22ct G SI1 Oval Lab Grown Diamond

ID • G/SI1 • IGI LG578352134

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG578352134

Diamond specifications and retailer prices

From $499 USD
As of October 29, 2026
Save $2,361 USD (83%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $2,860 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 4.22ct lab-grown oval diamond

This 4.22ct lab-grown oval sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG578352134 or 578352134. Listed at 20 retailers as of October 29, 2026, with prices from $499 to $2,860, a $2,361 spread on the same certified stone. Brilliant Earth lists it at $2,860. 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

4.22
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG578352134
Dimensions13.02 × 8.80 × 5.76 mm
L/W Ratio1.48
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
13.02 mm8.80 mm4.22 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG578352134
Side View
Table 60.0%Crown 38°Girdle: MED-STKPavilion 41°Culet: NoneDepth 65.5%

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: Oct 29
Current: $2,860 USD|Low: $479 USD|High: $5,610 USD|Avg: $1,312 USD|-49.0%
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
October 30, 2026
Retailer 16$499 USD
Retailer 5$559 USD
Retailer 7$559 USD
Retailer 2$588 USD
Retailer 3$619 USD
Retailer 8$619 USD
Retailer 12$760 USD
Retailer 11$830 USD
Retailer 13$902 USD
Retailer 9$1,030 USD
Retailer 6$1,035 USD
Retailer 15$1,449 USD
Retailer 4$1,629 USD
Retailer 14$2,470 USD
Retailer 10$2,598 USD
Brilliant Earth$2,860 USD

43 data points across 16 retailers

20 retailers$499 USD to $2,860 USD

A
Cheapest Retailer
-
$499 USD
A
Retailer 2
-
$559 USD
View
Final sale: no returns
A
Retailer 3
-
$559 USD
View
A
Retailer 4
-
$588 USD
£463 GBP
View
Retailer 5
-
$619 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
$619 USD
View
A
Retailer 7
-
$760 USD
View
B+
Retailer 8
-
$830 USD
View
A
Retailer 9
-
$902 USD
€859 EUR
View
A
Retailer 10
-
$1,030 USD
£811 GBP
View
A
Retailer 11
-
$1,035 USD
View
B+
Retailer 12
-
$1,374 USD
View
B+
Retailer 13
-
$1,449 USD
View
B+
Retailer 14
-
$1,469 USD
View
B+
Retailer 15
-
$1,629 USD
View
B
Retailer 16
-
$2,017 USD
View
B
Retailer 17
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$2,049 USD
View
Retailer 18
-
$2,470 USD
View
Price last confirmed 9 days ago
B
Retailer 19
-
$2,598 USD
£2,046 GBP
View
Most Expensive
B
Brilliant Earth
10790886A · Oct 30
$2,860 USD
View
19 more retailers have this diamond
Prices start from $499 USDSave up to $2,361 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
4.22ct Oval
$499 USD