Oval|Lab Grown|GIA

4.21ct E IF Oval Lab Grown Diamond

ID • E/IF • GIA 3485118460

Certificate GIA 3485118460

Diamond specifications and retailer prices

From $10,355 CAD
$7,413 USD
As of October 29, 2026
Save $11,562 CAD (53%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $21,917 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.21ct lab-grown oval diamond

This 4.21ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 3485118460. Listed at 6 retailers as of October 29, 2026, with prices from $10,355 to $21,917, a $11,562 spread on the same certified stone. Brilliant Earth lists it at $21,917. 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

4.21
Carat
E
Color
IF
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 3485118460
Dimensions13.47 × 9.10 × 5.59 mm
L/W Ratio1.48
Top View
13.47 mm9.10 mm4.21 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3485118460
Side View
Table 57.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 61.4%

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: $21,917 CAD|Low: $9,942 CAD|High: $21,959 CAD|Avg: $14,539 CAD|+1.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 18, 2026
Retailer 2$10,355 CAD
Retailer 5$10,770 CAD
Retailer 3$12,012 CAD
Retailer 4$14,912 CAD
Brilliant Earth$21,917 CAD

7 data points across 5 retailers

6 retailers$10,355 CAD to $21,917 CAD

A
Cheapest Retailer
-
$10,355 CAD
$7,413 USD
B+
Retailer 2
-
$10,770 CAD
$7,710 USD
View
Retailer 3
-
$12,012 CAD
$8,599 USD
View
Price last confirmed 14 days ago
B+
Retailer 4
-
$12,012 CAD
$8,599 USD
View
B+
Retailer 5
-
$14,912 CAD
$10,675 USD
View
Most Expensive
B
Brilliant Earth
16513307A · Oct 29
$21,917 CAD
$15,690 USD
View
5 more retailers have this diamond
Prices start from $10,355 CADSave up to $11,562 CAD

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
4.21ct Oval
$10,355 CAD