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Heart|Lab Grown|IGI

1.05ct E IF Heart Lab Grown Diamond

EX • E/IF • IGI LG788621662

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG788621662

Diamond specifications and retailer prices

From $743 AUD
$522 USD
As of November 1, 2026
Save $1,247 AUD (63%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,990 AUD at With Clarity · As of November 1, 2026
View at With Clarity

About this 1.05ct lab-grown heart diamond

This 1.05ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG788621662 or 788621662. Listed at 4 retailers as of November 1, 2026, with prices from $743 to $1,990, a $1,247 spread on the same certified stone. With Clarity lists it at $1,990. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle42.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788621662
Dimensions6.67 × 7.02 × 4.08 mm
L/W Ratio1.05
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.67 mm7.02 mm1.05 ctE / IF
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788621662
Side View
Table 63.0%Crown 33.7°Girdle: Slightly ThickPavilion 42.4°Culet: NoneDepth 58.1%

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: Nov 1
Current: $864 AUD|Low: $743 AUD|High: $2,455 AUD|Avg: $1,369 AUD|+2.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
With Clarity
October 31, 2026
Retailer 2$743 AUD
Retailer 1$864 AUD
Retailer 3$935 AUD
Retailer 4$1,262 AUD
With Clarity$1,990 AUD
Retailer 5$2,455 AUD

11 data points across 6 retailers

4 retailers$743 AUD to $1,990 AUD

A
Cheapest Retailer
-
$743 AUD
$522 USD
B+
Retailer 2
-
$864 AUD
€578 EUR
View
B+
Retailer 3
-
$935 AUD
$657 USD
View
Most Expensive
B
With Clarity
788621662 · Nov 1
$1,990 AUD
$1,398 USD
View
3 more retailers have this diamond
Prices start from $743 AUDSave up to $1,247 AUD

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
1.05ct Heart
$743 AUD