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Heart|Lab Grown|IGI

1.09ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG801693869

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG801693869

Diamond specifications and retailer prices

From $274 USD
As of October 30, 2026
Save $2,156 USD (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,430 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.09ct lab-grown heart diamond

This 1.09ct lab-grown heart 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 LG801693869 or 801693869. Listed at 13 retailers as of October 30, 2026, with prices from $274 to $2,430, a $2,156 spread on the same certified stone. Do Amore Diamonds lists it at $2,430. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801693869
Dimensions7.18 × 6.20 × 4.30 mm
L/W Ratio1.16
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
7.18 mm6.20 mm1.09 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801693869
Side View
Table 57.0%Crown 36.1°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 59.9%

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 30
Current: $2,430 USD|Low: $274 USD|High: $3,550 USD|Avg: $1,197 USD|-31.5%
Do Amore Diamonds
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
November 1, 2026
Retailer 11$274 USD
Retailer 4$317 USD
Retailer 7$386 USD
Retailer 12$494 USD
Retailer 5$521 USD
Retailer 10$525 USD
Retailer 14$562 USD
Retailer 9$889 USD
Retailer 13$1,042 USD
Retailer 3$1,204 USD
Retailer 2$1,501 USD
Retailer 8$1,700 USD
Retailer 6$2,191 USD
Do Amore Diamonds$2,430 USD

36 data points across 14 retailers

13 retailers$274 USD to $2,430 USD

A
Cheapest Retailer
-
$274 USD
A
Retailer 2
-
$317 USD
View
A
Retailer 3
-
$386 USD
£304 GBP
View
A
Retailer 4
-
$494 USD
View
A
Retailer 5
-
$521 USD
View
A
Retailer 6
-
$525 USD
View
A
Retailer 7
-
$562 USD
View
B+
Retailer 8
-
$889 USD
A$1,368 AUD
View
B+
Retailer 9
-
$1,042 USD
View
B+
Retailer 10
-
$1,204 USD
View
B+
Retailer 11
-
$1,501 USD
£1,182 GBP
View
B
Retailer 12
-
$1,700 USD
View
Most Expensive
B
Do Amore Diamonds
27-932EECC44 · Oct 31
$2,430 USD
View
12 more retailers have this diamond
Prices start from $274 USDSave up to $2,156 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
1.09ct Heart
$274 USD