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Round|Lab Grown|IGI

1.59ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG844678660

Shape and cutting style on the report: Round brilliant

Certificate IGI LG844678660

Diamond specifications and retailer prices

From $423 AUD
$297 USD
As of November 1, 2026
Save $2,325 AUD (85%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,748 AUD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.59ct lab-grown round diamond

This 1.59ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG844678660 or 844678660. Listed at 21 retailers as of October 28, 2026, with prices from $423 to $2,748, a $2,325 spread on the same certified stone. Rare Carat lists it at $2,748. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844678660
Dimensions7.43 × 7.46 × 4.64 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
7.43 mm7.46 mm1.59 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844678660
Side View
Table 57.0%Crown 35.6°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.4%

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: $2,748 AUD|Low: $409 AUD|High: $2,755 AUD|Avg: $1,228 AUD|-0.3%
Rare Carat
Retailer 2
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Retailer 6
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Retailer 11
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Retailer 21
November 2, 2026
Retailer 15$423 AUD
Retailer 21$473 AUD
Retailer 7$490 AUD
Retailer 5$524 AUD
Retailer 10$524 AUD
Retailer 11$705 AUD
Retailer 17$744 AUD
Retailer 18$747 AUD
Retailer 3$842 AUD
Retailer 8$898 AUD
Retailer 13$904 AUD
Retailer 2$919 AUD
Retailer 4$1,219 AUD
Retailer 20$1,267 AUD
Retailer 19$1,328 AUD
Retailer 6$1,684 AUD
Retailer 9$1,753 AUD
Retailer 14$2,014 AUD
Retailer 16$2,099 AUD
Retailer 12$2,139 AUD
Rare Carat$2,748 AUD

17 data points across 21 retailers

21 retailers$423 AUD to $2,748 AUD

A
Cheapest Retailer
-
$423 AUD
$297 USD
A
Retailer 2
-
$473 AUD
$332 USD
View
Final sale: no returns
A
Retailer 3
-
$490 AUD
$344 USD
View
Retailer 4
-
$524 AUD
$368 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$524 AUD
$368 USD
View
A
Retailer 6
-
$705 AUD
$495 USD
View
A
Retailer 7
-
$744 AUD
£411 GBP
View
A
Retailer 8
-
$747 AUD
$525 USD
View
A
Retailer 9
-
$842 AUD
€563 EUR
View
A
Retailer 10
-
$898 AUD
$631 USD
View
A
Retailer 11
-
$904 AUD
ZAR 10,253 ZAR
View
A
Retailer 12
-
$919 AUD
£508 GBP
View
A
Retailer 13
-
$1,219 AUD
View
B+
Retailer 14
-
$1,267 AUD
$890 USD
View
B+
Retailer 15
-
$1,328 AUD
$933 USD
View
B+
Retailer 16
-
$1,684 AUD
$1,183 USD
View
B+
Retailer 17
-
$1,753 AUD
$1,231 USD
View
B+
Retailer 18
-
$2,014 AUD
$1,415 USD
View
B
Retailer 19
-
$2,099 AUD
£1,161 GBP
View
B
Retailer 20
-
$2,139 AUD
$1,503 USD
View
Most Expensive
B
Rare Carat
NJ35 126 · Oct 28
$2,748 AUD
$1,930 USD
View
20 more retailers have this diamond
Prices start from $423 AUDSave up to $2,325 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 Round
$423 AUD