CaratHunter
Plans
Oval|Lab Grown|IGI

1.63ct E IF Oval Lab Grown Diamond

EX • E/IF • IGI LG739588680

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG739588680

Diamond specifications and retailer prices

From $448 AUD
$315 USD
As of October 29, 2026
Save $3,907 AUD (90%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $4,356 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.63ct lab-grown oval diamond

This 1.63ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG739588680 or 739588680. Listed at 24 retailers as of October 29, 2026, with prices from $448 to $4,356, a $3,907 spread on the same certified stone. Brilliant Earth lists it at $4,356. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.63
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG739588680
Dimensions6.67 × 6.67 × 4.05 mm
L/W Ratio1.00
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
6.67 mm6.67 mm1.63 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG739588680
Side View
Table 61.0%Crown 34.8°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $4,356 AUD|Low: $426 AUD|High: $4,370 AUD|Avg: $1,457 AUD|-0.3%
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
October 29, 2026
Retailer 10$448 AUD
Retailer 12$700 AUD
Retailer 15$726 AUD
Retailer 8$837 AUD
Retailer 13$853 AUD
Retailer 2$873 AUD
Retailer 6$982 AUD
Retailer 3$1,106 AUD
Retailer 11$1,155 AUD
Retailer 9$1,579 AUD
Retailer 16$1,648 AUD
Retailer 5$1,668 AUD
Retailer 17$1,910 AUD
Retailer 4$1,992 AUD
Retailer 14$2,069 AUD
Retailer 7$3,744 AUD
Brilliant Earth$4,356 AUD

38 data points across 17 retailers

24 retailers$448 AUD to $4,356 AUD

A
Retailer 1
-
$414 AUD
$291 USD
Price last confirmed 36 days ago
A
Retailer 2
-
$414 AUD
$291 USD
View
Price last confirmed 19 days ago
A
Retailer 3
-
$448 AUD
$315 USD
View
Final sale: no returns
A
Retailer 4
-
$481 AUD
$338 USD
View
Price last confirmed 33 days ago
A
Retailer 5
-
$507 AUD
$356 USD
View
Price last confirmed 34 days ago
A
Retailer 6
-
$514 AUD
$361 USD
View
Price last confirmed 17 days ago
A
Retailer 7
-
$514 AUD
$361 USD
View
Price last confirmed 27 days ago
A
Retailer 8
-
$700 AUD
$492 USD
View
A
Retailer 9
-
$726 AUD
$510 USD
View
A
Retailer 10
-
$853 AUD
ZAR 9,684 ZAR
View
A
Retailer 11
-
$873 AUD
£483 GBP
View
A
Retailer 12
-
$982 AUD
$690 USD
View
A
Retailer 13
-
$1,106 AUD
$777 USD
View
A
Retailer 14
-
$1,155 AUD
View
B+
Retailer 15
-
$1,579 AUD
$1,109 USD
View
B+
Retailer 16
-
$1,648 AUD
$1,158 USD
View
B+
Retailer 17
-
$1,651 AUD
$1,160 USD
View
Price last confirmed 22 days ago
B+
Retailer 18
-
$1,668 AUD
$1,172 USD
View
B+
Retailer 19
-
$1,774 AUD
$1,246 USD
View
B+
Retailer 20
-
$1,910 AUD
$1,342 USD
View
B+
Retailer 21
-
$1,992 AUD
£1,102 GBP
View
B+
Retailer 22
-
$2,069 AUD
$1,453 USD
View
B
Retailer 23
-
$3,744 AUD
$2,630 USD
View
Most Expensive
B
Brilliant Earth
17527753A · Oct 29
$4,356 AUD
$3,060 USD
View
23 more retailers have this diamond
Prices start from $448 AUDSave up to $3,907 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
1.63ct Oval
$448 AUD