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Heart|Lab Grown|IGI

1.08ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG598394149

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG598394149

Diamond specifications and retailer prices

From $478 AUD
$336 USD
As of October 30, 2026
Save $1,912 AUD (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $3,687 AUD at Brilliant Earth · As of October 21, 2026
View at Brilliant Earth

About this 1.08ct lab-grown heart diamond

This 1.08ct 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 LG598394149 or 598394149. Listed at 19 retailers as of October 29, 2026, with a 400% 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

1.08
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.6°
Pavilion angle41.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG598394149
Dimensions7.07 × 6.58 × 4.17 mm
L/W Ratio1.07
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
7.07 mm6.58 mm1.08 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG598394149
Side View
Table 61.0%Crown 35.6°Girdle: MED-STKPavilion 41.9°Culet: NoneDepth 59.0%

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: $3,687 AUD|Low: $470 AUD|High: $3,687 AUD|Avg: $1,149 AUD
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
Retailer 19
October 31, 2026
Retailer 8$478 AUD
Retailer 10$544 AUD
Retailer 6$555 AUD
Retailer 17$594 AUD
Retailer 11$606 AUD
Retailer 15$613 AUD
Retailer 5$797 AUD
Retailer 13$797 AUD
Retailer 19$934 AUD
Retailer 7$944 AUD
Retailer 2$958 AUD
Retailer 4$1,020 AUD
Retailer 12$1,064 AUD
Retailer 14$1,740 AUD
Retailer 3$1,908 AUD
Retailer 9$1,969 AUD
Retailer 16$2,144 AUD
Retailer 18$2,390 AUD
Brilliant Earth$3,687 AUD

35 data points across 19 retailers

19 retailers$478 AUD to $2,390 AUD

A
Cheapest Retailer
-
$478 AUD
$336 USD
A
Retailer 2
-
$544 AUD
$382 USD
View
Final sale: no returns
A
Retailer 3
-
$555 AUD
$390 USD
View
A
Retailer 4
-
$594 AUD
$417 USD
View
A
Retailer 5
-
$606 AUD
$426 USD
View
A
Retailer 6
-
$613 AUD
£339 GBP
View
A
Retailer 7
-
$797 AUD
$560 USD
View
A
Retailer 8
-
$797 AUD
$560 USD
View
B+
Retailer 9
-
$934 AUD
$656 USD
View
B+
Retailer 10
-
$944 AUD
$663 USD
View
B+
Retailer 11
-
$958 AUD
€641 EUR
View
B+
Retailer 12
-
$1,020 AUD
ZAR 11,570 ZAR
View
B+
Retailer 13
-
$1,064 AUD
£588 GBP
View
B
Retailer 14
-
$1,740 AUD
$1,222 USD
View
B+
Retailer 15
-
$1,908 AUD
$1,340 USD
View
B
Retailer 16
-
$1,969 AUD
$1,383 USD
View
B
Retailer 17
-
$2,144 AUD
$1,506 USD
View
B
Retailer 18
-
$2,390 AUD
£1,322 GBP
View
Most Expensive
Brilliant Earth
11244845A · Oct 21
$3,687 AUD
$2,590 USD
View
Price last confirmed 10 days ago
18 more retailers have this diamond
Prices start from $478 AUDSave up to $1,912 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
1.08ct Heart
$478 AUD