CaratHunter
Plans
Heart|Lab Grown|IGI

1.03ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG816615560

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG816615560

Diamond specifications and retailer prices

From $283 USD
As of November 2, 2026
Save $1,337 USD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,620 USD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 1.03ct lab-grown heart diamond

This 1.03ct 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 LG816615560 or 816615560. Listed at 18 retailers as of November 2, 2026, with prices from $283 to $1,620, a $1,337 spread on the same certified stone. Brilliant Earth lists it at $1,620. 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 angle34.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816615560
Dimensions6.95 × 6.33 × 4.12 mm
L/W Ratio1.10
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
6.95 mm6.33 mm1.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816615560
Side View
Table 59.0%Crown 34.3°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 59.3%

Caratlytics Score

How it works →
A+
Exceptional
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: Nov 2
Current: $1,620 USD|Low: $283 USD|High: $2,700 USD|Avg: $872 USD|-40.0%
Brilliant Earth
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 3, 2026
Retailer 16$283 USD
Retailer 14$333 USD
Retailer 7$350 USD
Retailer 13$351 USD
Retailer 6$374 USD
Retailer 4$565 USD
Retailer 2$597 USD
Retailer 3$599 USD
Retailer 8$611 USD
Retailer 15$619 USD
Retailer 17$645 USD
Retailer 11$906 USD
Retailer 10$1,071 USD
Retailer 12$1,179 USD
Retailer 5$1,202 USD
Retailer 9$1,444 USD
Retailer 18$1,499 USD
Brilliant Earth$1,620 USD

34 data points across 18 retailers

18 retailers$283 USD to $1,620 USD

A+
Cheapest Retailer
-
$283 USD
A
Retailer 2
-
$333 USD
View
Final sale: no returns
A
Retailer 3
-
$350 USD
View
A
Retailer 4
-
$351 USD
View
Retailer 5
-
$374 USD
View
Price last confirmed 9 days ago
A
Retailer 6
-
$565 USD
View
B+
Retailer 7
-
$597 USD
View
B+
Retailer 8
-
$599 USD
€570 EUR
View
B+
Retailer 9
-
$611 USD
View
B+
Retailer 10
-
$619 USD
£488 GBP
View
B+
Retailer 11
-
$645 USD
ZAR 10,420 ZAR
View
B+
Retailer 12
-
$906 USD
View
B
Retailer 13
-
$1,071 USD
SGD 1,447 SGD
View
B+
Retailer 14
-
$1,179 USD
View
B
Retailer 15
-
$1,202 USD
View
B
Retailer 16
-
$1,444 USD
View
B
Retailer 17
-
$1,499 USD
£1,180 GBP
View
Most Expensive
B
Brilliant Earth
21421190A · Nov 3
$1,620 USD
View
17 more retailers have this diamond
Prices start from $283 USDSave up to $1,337 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 Heart
$283 USD