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Heart|Lab Grown|IGI

1.42ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG801694232

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG801694232

Diamond specifications and retailer prices

From $349 USD
As of October 30, 2026
Save $2,751 USD (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,100 USD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.42ct lab-grown heart diamond

This 1.42ct lab-grown heart 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 LG801694232 or 801694232. Listed at 13 retailers as of October 30, 2026, with prices from $349 to $3,100, a $2,751 spread on the same certified stone. Do Amore Diamonds lists it at $3,100. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.42
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801694232
Dimensions7.61 × 6.71 × 4.58 mm
L/W Ratio1.13
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
7.61 mm6.71 mm1.42 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801694232
Side View
Table 59.0%Crown 35.1°Girdle: STK-THKPavilion 39.8°Culet: NoneDepth 60.2%

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 30
Current: $3,100 USD|Low: $349 USD|High: $4,560 USD|Avg: $1,485 USD|-32.0%
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
November 2, 2026
Retailer 8$349 USD
Retailer 13$404 USD
Retailer 2$491 USD
Retailer 9$594 USD
Retailer 4$640 USD
Retailer 11$695 USD
Retailer 5$841 USD
Retailer 3$1,071 USD
Retailer 10$1,268 USD
Retailer 12$1,534 USD
Retailer 7$1,875 USD
Retailer 6$2,940 USD
Do Amore Diamonds$3,100 USD

40 data points across 13 retailers

13 retailers$349 USD to $3,100 USD

A
Cheapest Retailer
-
$349 USD
A
Retailer 2
-
$404 USD
View
A
Retailer 3
-
$491 USD
£387 GBP
View
A
Retailer 4
-
$594 USD
View
A
Retailer 5
-
$640 USD
View
A
Retailer 6
-
$695 USD
View
A
Retailer 7
-
$841 USD
View
B+
Retailer 8
-
$1,071 USD
A$1,648 AUD
View
B+
Retailer 9
-
$1,268 USD
View
B+
Retailer 10
-
$1,534 USD
View
B+
Retailer 11
-
$1,875 USD
£1,476 GBP
View
B
Retailer 12
-
$2,940 USD
View
Most Expensive
B
Do Amore Diamonds
27-C8CE9B164 · Nov 2
$3,100 USD
View
12 more retailers have this diamond
Prices start from $349 USDSave up to $2,751 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
1.42ct Heart
$349 USD