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Round|Lab Grown|IGI

1.03ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG789612872

Shape and cutting style on the report: Round brilliant

Certificate IGI LG789612872

Diamond specifications and retailer prices

From $290 USD
As of October 29, 2026
Save $2,290 USD (89%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $2,580 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.03ct lab-grown round diamond

This 1.03ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG789612872 or 789612872. Listed at 26 retailers as of October 29, 2026, with prices from $290 to $2,580, a $2,290 spread on the same certified stone. Do Amore Diamonds lists it at $2,580. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG789612872
Dimensions6.48 × 6.53 × 3.98 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
6.48 mm6.53 mm1.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG789612872
Side View
Table 59.0%Crown 34.9°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.1%

Caratlytics Score

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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: $2,320 USD|Low: $325 USD|High: $2,350 USD|Avg: $1,002 USD
Do Amore Diamonds
Retailer 2
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Retailer 19
October 30, 2026
Retailer 8$325 USD
Retailer 19$429 USD
Retailer 17$430 USD
Retailer 5$441 USD
Retailer 18$535 USD
Retailer 14$621 USD
Retailer 16$645 USD
Retailer 15$683 USD
Retailer 3$701 USD
Retailer 12$706 USD
Retailer 4$852 USD
Retailer 6$993 USD
Retailer 9$1,171 USD
Retailer 7$1,383 USD
Retailer 11$1,439 USD
Retailer 10$1,478 USD
Retailer 2$1,500 USD
Retailer 13$1,600 USD
Do Amore Diamonds$2,320 USD

29 data points across 19 retailers

26 retailers$290 USD to $2,580 USD

A
Cheapest Retailer
-
$290 USD
A
Retailer 2
-
$325 USD
View
Final sale: no returns
A
Retailer 3
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$337 USD
View
A
Retailer 4
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$360 USD
View
A
Retailer 5
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$360 USD
View
A
Retailer 6
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$429 USD
View
A
Retailer 7
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$430 USD
View
A
Retailer 8
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$441 USD
View
A
Retailer 9
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$535 USD
View
B+
Retailer 10
-
$621 USD
€591 EUR
View
B+
Retailer 11
-
$645 USD
View
B+
Retailer 12
-
$683 USD
ZAR 11,027 ZAR
View
B+
Retailer 13
-
$701 USD
A$1,078 AUD
View
B+
Retailer 14
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$706 USD
£556 GBP
View
B+
Retailer 15
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$852 USD
View
B+
Retailer 16
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$993 USD
View
B
Retailer 17
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$1,171 USD
CA$1,627 CAD
View
B
Retailer 18
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$1,277 USD
View
B
Retailer 19
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$1,383 USD
View
B
Retailer 20
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$1,439 USD
View
B
Retailer 21
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$1,439 USD
View
B
Retailer 22
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$1,478 USD
View
B
Retailer 23
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$1,500 USD
View
B
Retailer 24
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$1,600 USD
£1,260 GBP
View
B
Retailer 25
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$2,320 USD
View
Most Expensive
B
Do Amore Diamonds
27-B6F1F043E · Oct 29
$2,580 USD
View
25 more retailers have this diamond
Prices start from $290 USDSave up to $2,290 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
1.03ct Round
$290 USD