Oval|Lab Grown|IGI

1.23ct E VS1 Oval Lab Grown Diamond

EX • E/VS1 • IGI LG816658990

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG816658990

Diamond specifications and retailer prices

From $467 AUD
$328 USD
As of October 30, 2026
Save $1,012 AUD (68%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,691 AUD at Do Amore Diamonds · As of October 23, 2026
View at Do Amore Diamonds

About this 1.23ct lab-grown oval diamond

This 1.23ct lab-grown oval sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG816658990 or 816658990. Listed at 17 retailers as of October 30, 2026, with a 217% 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

1.23
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816658990
Dimensions8.25 × 6.04 × 3.81 mm
L/W Ratio1.37
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.25 mm6.04 mm1.23 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816658990
Side View
Table 62.0%Crown 35.6°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 63.1%

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 30
Current: $2,691 AUD|Low: $265 AUD|High: $2,691 AUD|Avg: $912 AUD|+1.6%
Do Amore 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
October 27, 2026
Retailer 4$280 AUD
Retailer 6$313 AUD
Retailer 5$347 AUD
Retailer 16$347 AUD
Retailer 8$467 AUD
Retailer 12$480 AUD
Retailer 10$510 AUD
Retailer 13$653 AUD
Retailer 11$687 AUD
Retailer 15$945 AUD
Retailer 2$1,069 AUD
Retailer 17$1,122 AUD
Retailer 3$1,234 AUD
Retailer 9$1,479 AUD
Retailer 14$1,546 AUD
Retailer 7$1,686 AUD
Do Amore Diamonds$2,691 AUD

29 data points across 17 retailers

17 retailers$467 AUD to $1,479 AUD

Retailer 1
-
$280 AUD
$197 USD
Price last confirmed 10 days ago
Retailer 2
-
$280 AUD
$197 USD
View
Price last confirmed 8 days ago
Retailer 3
-
$347 AUD
$244 USD
View
Price last confirmed 15 days ago
Retailer 4
-
$347 AUD
$244 USD
View
Price last confirmed 10 days ago
B+
Retailer 5
-
$467 AUD
$328 USD
View
Retailer 6
-
$480 AUD
£266 GBP
View
Price last confirmed 9 days ago
A
Retailer 7
-
$510 AUD
$358 USD
View
Retailer 8
-
$653 AUD
ZAR 7,414 ZAR
View
Price last confirmed 13 days ago
Retailer 9
-
$687 AUD
£380 GBP
View
Price last confirmed 8 days ago
Retailer 10
-
$945 AUD
View
Price last confirmed 13 days ago
B+
Retailer 11
-
$1,069 AUD
View
Retailer 12
-
$1,122 AUD
$788 USD
View
Price last confirmed 8 days ago
Retailer 13
-
$1,234 AUD
$867 USD
View
Price last confirmed 10 days ago
B
Retailer 14
-
$1,479 AUD
$1,039 USD
View
Retailer 15
-
$1,546 AUD
£855 GBP
View
Price last confirmed 10 days ago
Retailer 16
-
$1,686 AUD
$1,184 USD
View
Price last confirmed 8 days ago
Most Expensive
Do Amore Diamonds
27-67C134D2D · Oct 23
$2,691 AUD
$1,890 USD
View
Price last confirmed 8 days ago
16 more retailers have this diamond
Prices start from $467 AUDSave up to $1,012 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
1.23ct Oval
$467 AUD