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Oval|Lab Grown|IGI

1.63ct E SI1 Oval Lab Grown Diamond

VG • E/SI1 • IGI LG839682998

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG839682998

Diamond specifications and retailer prices

From $444 AUD
$312 USD
As of October 29, 2026
Save $1,173 AUD (73%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,617 AUD at Friendly Diamonds · As of October 26, 2026
View at Friendly Diamonds

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 SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG839682998 or 839682998. Listed at 9 retailers as of October 26, 2026, with prices from $444 to $1,617, a $1,173 spread on the same certified stone. Friendly Diamonds lists it at $1,617. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.63
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839682998
Dimensions9.63 × 6.65 × 4.00 mm
L/W Ratio1.45
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.63 mm6.65 mm1.63 ctE / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839682998
Side View
Table 58.0%Crown 33.1°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 60.2%

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 29
Current: $1,617 AUD|Low: $551 AUD|High: $1,617 AUD|Avg: $909 AUD
Friendly Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 5$551 AUD
Retailer 3$710 AUD
Retailer 6$791 AUD
Retailer 4$797 AUD
Retailer 7$898 AUD
Retailer 2$982 AUD
Friendly Diamonds$1,617 AUD

9 data points across 7 retailers

9 retailers$444 AUD to $1,617 AUD

A
Cheapest Retailer
-
$444 AUD
$312 USD
A
Retailer 2
-
$551 AUD
$387 USD
View
A
Retailer 3
-
$551 AUD
$387 USD
View
A
Retailer 4
-
$710 AUD
£393 GBP
View
B+
Retailer 5
-
$791 AUD
$556 USD
View
B+
Retailer 6
-
$797 AUD
$560 USD
View
B+
Retailer 7
-
$898 AUD
$631 USD
View
B+
Retailer 8
-
$982 AUD
£543 GBP
View
Most Expensive
B
Friendly Diamonds
6458510 · Oct 26
$1,617 AUD
$1,136 USD
View
8 more retailers have this diamond
Prices start from $444 AUDSave up to $1,173 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
$444 AUD