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Heart|Lab Grown|IGI

1.59ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG807658868

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG807658868

Diamond specifications and retailer prices

From $789 AUD
£437 GBP
As of October 30, 2026
Save $4,037 AUD (84%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $5,140 AUD at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

About this 1.59ct lab-grown heart diamond

This 1.59ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG807658868 or 807658868. Listed at 16 retailers as of October 30, 2026, with a 511% 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

1.59
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG807658868
Dimensions7.53 × 7.53 × 4.57 mm
L/W Ratio1.00
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
7.53 mm7.53 mm1.59 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG807658868
Side View
Table 60.0%Crown 37.4°Girdle: MED-STKPavilion 38°Culet: NoneDepth 56.4%

Caratlytics Score

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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: $5,140 AUD|Low: $383 AUD|High: $5,182 AUD|Avg: $1,916 AUD|+2.6%
Novita Diamonds
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
Retailer 20
Retailer 21
Retailer 22
October 31, 2026
Retailer 11$383 AUD
Retailer 12$431 AUD
Retailer 16$789 AUD
Retailer 19$790 AUD
Retailer 3$831 AUD
Retailer 4$897 AUD
Retailer 10$1,111 AUD
Retailer 6$1,129 AUD
Retailer 2$1,136 AUD
Retailer 9$1,179 AUD
Retailer 21$1,276 AUD
Retailer 8$1,633 AUD
Retailer 17$1,733 AUD
Retailer 20$1,892 AUD
Retailer 5$2,058 AUD
Retailer 14$2,215 AUD
Retailer 18$2,748 AUD
Retailer 15$2,787 AUD
Retailer 7$2,970 AUD
Retailer 13$4,356 AUD
Retailer 22$4,826 AUD
Novita Diamonds$5,140 AUD

29 data points across 22 retailers

16 retailers$789 AUD to $4,826 AUD

A
Cheapest Retailer
-
$789 AUD
£437 GBP
A
Retailer 2
-
$790 AUD
$555 USD
View
A
Retailer 3
-
$831 AUD
$584 USD
View
A
Retailer 4
-
$897 AUD
$630 USD
View
Retailer 5
-
$1,129 AUD
$793 USD
View
Price last confirmed 19 days ago
A
Retailer 6
-
$1,136 AUD
€760 EUR
View
Retailer 7
-
$1,276 AUD
$896 USD
View
Price last confirmed 10 days ago
A
Retailer 8
-
$1,633 AUD
$1,147 USD
View
B+
Retailer 9
-
$1,733 AUD
View
B+
Retailer 10
-
$1,892 AUD
$1,329 USD
View
B+
Retailer 11
-
$2,058 AUD
CA$2,008 CAD
View
B+
Retailer 12
-
$2,748 AUD
£1,520 GBP
View
B
Retailer 13
-
$2,970 AUD
$2,086 USD
View
B
Retailer 14
-
$4,356 AUD
$3,060 USD
View
B
Retailer 15
-
$4,826 AUD
$3,390 USD
View
Most Expensive
Novita Diamonds
cert_807658868 · Oct 8
$5,140 AUD
View
Price last confirmed 24 days ago
15 more retailers have this diamond
Prices start from $789 AUDSave up to $4,037 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
1.59ct Heart
$789 AUD