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Round|Lab Grown|IGI

1.43ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG800685718

Shape and cutting style on the report: Round brilliant

Certificate IGI LG800685718

Diamond specifications and retailer prices

From $328 USD
As of October 29, 2026
Save $2,582 USD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,910 USD at Do Amore Diamonds · As of October 30, 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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG800685718 or 800685718. Listed at 18 retailers as of October 29, 2026, with prices from $328 to $2,910, a $2,582 spread on the same certified stone. Do Amore Diamonds lists it at $2,910. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.43
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800685718
Dimensions7.24 × 7.20 × 4.47 mm
L/W Ratio1.01
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 mm7.20 mm1.43 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800685718
Side View
Table 57.0%Crown 34.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.9%

Caratlytics Score

How it works →
A+
Exceptional
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: $2,910 USD|Low: $328 USD|High: $3,280 USD|Avg: $1,187 USD|-11.3%
Do Amore Diamonds
Retailer 2
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Retailer 7
Retailer 8
Retailer 9
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Retailer 11
Retailer 12
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Retailer 16
October 31, 2026
Retailer 15$328 USD
Retailer 13$380 USD
Retailer 14$570 USD
Retailer 16$657 USD
Retailer 9$660 USD
Retailer 11$713 USD
Retailer 2$755 USD
Retailer 6$781 USD
Retailer 7$902 USD
Retailer 4$1,085 USD
Retailer 3$1,191 USD
Retailer 5$1,441 USD
Retailer 12$1,761 USD
Retailer 8$1,975 USD
Retailer 10$2,170 USD
Do Amore Diamonds$2,910 USD

31 data points across 16 retailers

18 retailers$328 USD to $2,910 USD

A+
Cheapest Retailer
-
$328 USD
A
Retailer 2
-
$380 USD
View
A
Retailer 3
-
$452 USD
View
Final sale: no returns
A
Retailer 4
-
$570 USD
View
A
Retailer 5
-
$657 USD
View
A
Retailer 6
-
$660 USD
View
A
Retailer 7
-
$713 USD
£562 GBP
View
A
Retailer 8
-
$755 USD
€719 EUR
View
A
Retailer 9
-
$781 USD
View
A
Retailer 10
-
$902 USD
A$1,388 AUD
View
B+
Retailer 11
-
$1,085 USD
View
B+
Retailer 12
-
$1,191 USD
View
B+
Retailer 13
-
$1,441 USD
View
B+
Retailer 14
-
$1,761 USD
£1,387 GBP
View
Retailer 15
-
$1,975 USD
View
Price last confirmed 10 days ago
B
Retailer 16
-
$2,163 USD
View
B
Retailer 17
-
$2,170 USD
View
Most Expensive
B
Do Amore Diamonds
27-7DDAAF10C · Oct 30
$2,910 USD
View
17 more retailers have this diamond
Prices start from $328 USDSave up to $2,582 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
$328 USD