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Round|Lab Grown|IGI

4.03ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG818658820

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818658820

Diamond specifications and retailer prices

From $4,022 CAD
$2,879 USD
As of October 29, 2026
Save $12,232 CAD (75%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $16,254 CAD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 4.03ct lab-grown round diamond

This 4.03ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818658820 or 818658820. Listed at 21 retailers as of October 29, 2026, with prices from $4,022 to $16,254, a $12,232 spread on the same certified stone. Taylor and Hart lists it at $16,254. 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
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818658820
Dimensions10.23 × 10.28 × 6.32 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.23 mm10.28 mm4.03 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818658820
Side View
Table 55.0%Crown 33.6°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.7%

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 29
Current: $6,278 CAD|Low: $4,022 CAD|High: $17,321 CAD|Avg: $7,813 CAD|-4.6%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Taylor and Hart
October 31, 2026
Retailer 8$4,022 CAD
Retailer 14$4,375 CAD
Retailer 5$4,504 CAD
Retailer 16$4,593 CAD
Retailer 12$4,666 CAD
Retailer 19$4,666 CAD
Retailer 9$4,812 CAD
Retailer 13$4,972 CAD
Retailer 3$6,014 CAD
Retailer 15$6,039 CAD
Retailer 1$6,278 CAD
Retailer 2$6,413 CAD
Retailer 7$7,012 CAD
Retailer 18$7,429 CAD
Retailer 17$9,931 CAD
Retailer 11$10,037 CAD
Retailer 4$11,164 CAD
Retailer 6$12,222 CAD
Retailer 10$12,617 CAD
Retailer 20$12,977 CAD
Taylor and Hart$16,254 CAD

24 data points across 21 retailers

21 retailers$4,022 CAD to $16,254 CAD

A
Cheapest Retailer
-
$4,022 CAD
$2,879 USD
A
Retailer 2
-
$4,375 CAD
$3,132 USD
View
A
Retailer 3
-
$4,504 CAD
$3,224 USD
View
Final sale: no returns
A
Retailer 4
-
$4,593 CAD
£2,589 GBP
View
A
Retailer 5
-
$4,666 CAD
$3,340 USD
View
A
Retailer 6
-
$4,666 CAD
$3,340 USD
View
A
Retailer 7
-
$4,812 CAD
$3,445 USD
View
Retailer 8
-
$4,972 CAD
$3,559 USD
View
Price last confirmed 20 days ago
A
Retailer 9
-
$6,014 CAD
$4,305 USD
View
A
Retailer 10
-
$6,039 CAD
$4,323 USD
View
A
Retailer 11
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$6,278 CAD
£3,539 GBP
View
A
Retailer 12
-
$6,413 CAD
$4,591 USD
View
A
Retailer 13
-
$7,012 CAD
$5,020 USD
View
A
Retailer 14
-
$7,429 CAD
€5,065 EUR
View
B+
Retailer 15
-
$9,931 CAD
ZAR 114,849 ZAR
View
Retailer 16
-
$10,037 CAD
$7,185 USD
View
Price last confirmed 13 days ago
B+
Retailer 17
-
$11,164 CAD
$7,992 USD
View
B+
Retailer 18
-
$12,222 CAD
$8,749 USD
View
B+
Retailer 19
-
$12,617 CAD
£7,112 GBP
View
B+
Retailer 20
-
$12,977 CAD
$9,290 USD
View
Most Expensive
B
Taylor and Hart
YB4GNG4 · Oct 30
$16,254 CAD
$11,636 USD
View
20 more retailers have this diamond
Prices start from $4,022 CADSave up to $12,232 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
4.03ct Round
$4,022 CAD