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Oval|Lab Grown|IGI

1.56ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG799653432

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG799653432

Diamond specifications and retailer prices

From $427 AUD
$300 USD
As of October 29, 2026
Save $6,662 AUD (94%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $7,089 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.56ct lab-grown oval diamond

This 1.56ct lab-grown oval 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 LG799653432 or 799653432. Listed at 20 retailers as of October 29, 2026, with prices from $427 to $7,089, a $6,662 spread on the same certified stone. Brilliant Earth lists it at $7,089. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799653432
Dimensions9.15 × 6.51 × 4.08 mm
L/W Ratio1.41
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
9.15 mm6.51 mm1.56 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799653432
Side View
Table 59.0%Crown 35.4°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
A+
Exceptional
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 29
Current: $7,089 AUD|Low: $427 AUD|High: $7,089 AUD|Avg: $1,429 AUD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 20
October 30, 2026
Retailer 13$427 AUD
Retailer 8$478 AUD
Retailer 4$495 AUD
Retailer 14$530 AUD
Retailer 6$531 AUD
Retailer 9$583 AUD
Retailer 18$709 AUD
Retailer 3$754 AUD
Retailer 15$902 AUD
Retailer 17$911 AUD
Retailer 2$941 AUD
Retailer 11$942 AUD
Retailer 16$1,235 AUD
Retailer 5$1,633 AUD
Retailer 20$1,688 AUD
Retailer 19$1,704 AUD
Retailer 12$1,917 AUD
Retailer 10$2,061 AUD
Retailer 7$2,133 AUD
Brilliant Earth$7,089 AUD

21 data points across 20 retailers

20 retailers$427 AUD to $7,089 AUD

A+
Cheapest Retailer
-
$427 AUD
$300 USD
A
Retailer 2
-
$478 AUD
$336 USD
View
Final sale: no returns
A
Retailer 3
-
$495 AUD
$348 USD
View
A
Retailer 4
-
$530 AUD
$372 USD
View
A
Retailer 5
-
$531 AUD
$373 USD
View
A
Retailer 6
-
$583 AUD
HK$3,200 HKD
View
A
Retailer 7
-
$709 AUD
$498 USD
View
A
Retailer 8
-
$754 AUD
$530 USD
View
A
Retailer 9
-
$902 AUD
$634 USD
View
A
Retailer 10
-
$911 AUD
ZAR 10,336 ZAR
View
A
Retailer 11
-
$941 AUD
£520 GBP
View
A
Retailer 12
-
$1,235 AUD
View
B+
Retailer 13
-
$1,633 AUD
$1,147 USD
View
B+
Retailer 14
-
$1,688 AUD
SGD 1,603 SGD
View
B+
Retailer 15
-
$1,704 AUD
$1,197 USD
View
B+
Retailer 16
-
$1,917 AUD
$1,347 USD
View
B+
Retailer 17
-
$2,061 AUD
£1,140 GBP
View
B+
Retailer 18
-
$2,133 AUD
£1,180 GBP
View
Retailer 19
-
$4,805 AUD
$3,375 USD
View
Price last confirmed 87 days ago
Most Expensive
B
Brilliant Earth
19900643A · Oct 29
$7,089 AUD
$4,980 USD
View
19 more retailers have this diamond
Prices start from $427 AUDSave up to $6,662 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+
1.56ct Oval
$427 AUD