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Heart|Lab Grown|IGI

1.01ct D IF Heart Lab Grown Diamond

EX • D/IF • IGI LG598393883

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG598393883

Diamond specifications and retailer prices

From $357 USD
As of October 30, 2026
Save $1,223 USD (77%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,420 USD at Brilliant Earth · As of October 9, 2026
View at Brilliant Earth

About this 1.01ct lab-grown heart diamond

This 1.01ct 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 LG598393883 or 598393883. Listed at 21 retailers as of October 29, 2026, with a 343% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG598393883
Dimensions6.34 × 6.69 × 4.10 mm
L/W Ratio1.06
Girdle conditionFaceted
Culet sizePointed
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
6.34 mm6.69 mm1.01 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG598393883
Side View
Table 60.0%Crown 36.4°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 61.3%

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: $2,420 USD|Low: $310 USD|High: $2,420 USD|Avg: $768 USD
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
October 31, 2026
Retailer 10$310 USD
Retailer 6$357 USD
Retailer 8$400 USD
Retailer 9$400 USD
Retailer 13$405 USD
Retailer 4$528 USD
Retailer 11$530 USD
Retailer 5$589 USD
Retailer 17$630 USD
Retailer 15$639 USD
Retailer 3$674 USD
Retailer 2$699 USD
Retailer 18$956 USD
Retailer 12$967 USD
Retailer 7$1,306 USD
Retailer 14$1,409 USD
Retailer 16$1,580 USD
Brilliant Earth$2,420 USD

37 data points across 18 retailers

21 retailers$357 USD to $1,580 USD

Retailer 1
-
$310 USD
Price last confirmed 29 days ago
A
Retailer 2
-
$357 USD
View
Final sale: no returns
Retailer 3
-
$375 USD
View
Price last confirmed 32 days ago
Retailer 4
-
$400 USD
View
Price last confirmed 28 days ago
A
Retailer 5
-
$400 USD
View
A
Retailer 6
-
$405 USD
£319 GBP
View
A
Retailer 7
-
$528 USD
View
A
Retailer 8
-
$530 USD
View
B+
Retailer 9
-
$589 USD
View
B+
Retailer 10
-
$630 USD
View
B+
Retailer 11
-
$639 USD
€609 EUR
View
B+
Retailer 12
-
$674 USD
ZAR 10,883 ZAR
View
B+
Retailer 13
-
$699 USD
£550 GBP
View
B+
Retailer 14
-
$956 USD
A$1,471 AUD
View
B+
Retailer 15
-
$967 USD
View
Retailer 16
-
$1,287 USD
View
Price last confirmed 30 days ago
B
Retailer 17
-
$1,306 USD
View
B
Retailer 18
-
$1,409 USD
View
Retailer 19
-
$1,423 USD
A$2,189 AUD
View
Price last confirmed 156 days ago
B
Retailer 20
-
$1,580 USD
£1,244 GBP
View
Most Expensive
Brilliant Earth
11244693A · Oct 9
$2,420 USD
View
Price last confirmed 21 days ago
20 more retailers have this diamond
Prices start from $357 USDSave up to $1,223 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
1.01ct Heart
$357 USD