Heart|Lab Grown|IGI

1.00ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG813621316

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG813621316

Diamond specifications and retailer prices

From $236 USD
As of October 30, 2026
Save $2,034 USD (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,270 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1ct lab-grown heart diamond

This 1ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG813621316 or 813621316. Listed at 17 retailers as of October 30, 2026, with prices from $236 to $2,270, a $2,034 spread on the same certified stone. Do Amore Diamonds lists it at $2,270. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813621316
Dimensions6.82 × 6.53 × 3.97 mm
L/W Ratio1.04
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
6.82 mm6.53 mm1.00 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813621316
Side View
Table 57.0%Crown 34.8°Girdle: MED-STKPavilion 38.2°Culet: NoneDepth 58.2%

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: $2,270 USD|Low: $227 USD|High: $2,270 USD|Avg: $830 USD
Do Amore Diamonds
Retailer 2
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October 31, 2026
Retailer 16$236 USD
Retailer 18$274 USD
Retailer 13$334 USD
Retailer 3$386 USD
Retailer 8$392 USD
Retailer 17$440 USD
Retailer 2$513 USD
Retailer 10$556 USD
Retailer 6$639 USD
Retailer 7$678 USD
Retailer 14$786 USD
Retailer 5$931 USD
Retailer 20$944 USD
Retailer 12$1,036 USD
Retailer 19$1,038 USD
Retailer 11$1,049 USD
Retailer 9$1,232 USD
Retailer 15$1,297 USD
Retailer 4$1,409 USD
Do Amore Diamonds$2,270 USD

26 data points across 20 retailers

17 retailers$236 USD to $2,270 USD

A
Cheapest Retailer
-
$236 USD
A
Retailer 2
-
$274 USD
View
A
Retailer 3
-
$334 USD
£263 GBP
View
A
Retailer 4
-
$386 USD
View
A
Retailer 5
-
$392 USD
View
Retailer 6
-
$440 USD
View
Price last confirmed 10 days ago
A
Retailer 7
-
$513 USD
€489 EUR
View
Retailer 8
-
$639 USD
View
Price last confirmed 18 days ago
B+
Retailer 9
-
$678 USD
View
B+
Retailer 10
-
$786 USD
A$1,209 AUD
View
B+
Retailer 11
-
$931 USD
CA$1,294 CAD
View
B
Retailer 12
-
$944 USD
View
B+
Retailer 13
-
$1,038 USD
View
B
Retailer 14
-
$1,232 USD
View
B+
Retailer 15
-
$1,297 USD
£1,021 GBP
View
Retailer 16
-
$1,409 USD
A$2,167 AUD
View
Price last confirmed 23 days ago
Most Expensive
B
Do Amore Diamonds
27-244A27C97 · Oct 31
$2,270 USD
View
16 more retailers have this diamond
Prices start from $236 USDSave up to $2,034 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
1.00ct Heart
$236 USD