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Round|Lab Grown|IGI

1.43ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG816615036

Shape and cutting style on the report: Round brilliant

Certificate IGI LG816615036

Diamond specifications and retailer prices

From $566 USD
As of October 28, 2026
Save $1,884 USD (77%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,450 USD at Do Amore Diamonds · As of October 28, 2026
View at Do Amore Diamonds

About this 1.43ct lab-grown round diamond

This 1.43ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816615036 or 816615036. Listed at 8 retailers as of October 28, 2026, with prices from $566 to $2,450, a $1,884 spread on the same certified stone. Do Amore Diamonds lists it at $2,450. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.43
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816615036
Dimensions7.24 × 7.21 × 4.45 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
7.24 mm7.21 mm1.43 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816615036
Side View
Table 57.0%Crown 35.1°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.6%

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 28
Current: $2,450 USD|Low: $245 USD|High: $2,740 USD|Avg: $1,127 USD|-10.6%
Do Amore Diamonds
Retailer 2
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Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 14
October 29, 2026
Retailer 5$245 USD
Retailer 8$566 USD
Retailer 7$570 USD
Retailer 6$605 USD
Retailer 4$633 USD
Retailer 14$646 USD
Retailer 13$897 USD
Retailer 9$1,050 USD
Retailer 10$1,106 USD
Retailer 3$1,277 USD
Retailer 2$1,520 USD
Retailer 11$1,975 USD
Retailer 12$2,190 USD
Do Amore Diamonds$2,450 USD

15 data points across 14 retailers

8 retailers$566 USD to $2,450 USD

A
Cheapest Retailer
-
$566 USD
A
Retailer 2
-
$570 USD
View
B+
Retailer 3
-
$1,050 USD
View
B+
Retailer 4
-
$1,106 USD
View
B+
Retailer 5
-
$1,520 USD
£1,197 GBP
View
B
Retailer 6
-
$1,975 USD
View
B
Retailer 7
-
$2,190 USD
View
Most Expensive
B
Do Amore Diamonds
27-B3EC967C8 · Oct 28
$2,450 USD
View
7 more retailers have this diamond
Prices start from $566 USDSave up to $1,884 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
1.43ct Round
$566 USD