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Oval|Lab Grown|IGI

1.23ct E VS1 Oval Lab Grown Diamond

EX • E/VS1 • IGI LG610345801

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG610345801

Diamond specifications and retailer prices

From $280 AUD
$197 USD
As of October 29, 2026
Save $1,354 AUD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,634 AUD at MOH London · As of October 29, 2026
View at MOH London

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 LG610345801 or 610345801. Listed at 16 retailers as of October 29, 2026, with prices from $280 to $1,634, a $1,354 spread on the same certified stone. MOH London lists it at $1,634. 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
SymmetryVery Good
FluorescenceNone
Crown angle36.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG610345801
Dimensions8.41 × 6.05 × 3.75 mm
L/W Ratio1.39
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
8.41 mm6.05 mm1.23 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG610345801
Side View
Table 62.0%Crown 36.4°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.0%

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: $1,634 AUD|Low: $280 AUD|High: $1,634 AUD|Avg: $712 AUD|+6.9%
MOH London
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
October 31, 2026
Retailer 11$280 AUD
Retailer 4$313 AUD
Retailer 8$326 AUD
Retailer 5$347 AUD
Retailer 6$347 AUD
Retailer 9$437 AUD
Retailer 10$597 AUD
Retailer 3$606 AUD
Retailer 2$636 AUD
Retailer 15$638 AUD
Retailer 12$698 AUD
Retailer 7$1,118 AUD
Retailer 13$1,122 AUD
Retailer 14$1,194 AUD
Retailer 16$1,367 AUD
MOH London$1,634 AUD

38 data points across 16 retailers

16 retailers$280 AUD to $1,634 AUD

A
Cheapest Retailer
-
$280 AUD
$197 USD
A
Retailer 2
-
$313 AUD
$220 USD
View
Final sale: no returns
A
Retailer 3
-
$326 AUD
$229 USD
View
A
Retailer 4
-
$347 AUD
$244 USD
View
A
Retailer 5
-
$347 AUD
$244 USD
View
A
Retailer 6
-
$437 AUD
£242 GBP
View
A
Retailer 7
-
$597 AUD
ZAR 6,776 ZAR
View
A
Retailer 8
-
$606 AUD
$426 USD
View
A
Retailer 9
-
$636 AUD
£352 GBP
View
A
Retailer 10
-
$638 AUD
$448 USD
View
A
Retailer 11
-
$698 AUD
$490 USD
View
B+
Retailer 12
-
$1,118 AUD
$785 USD
View
B+
Retailer 13
-
$1,122 AUD
$788 USD
View
B
Retailer 14
-
$1,194 AUD
$839 USD
View
B
Retailer 15
-
$1,367 AUD
£756 GBP
View
Most Expensive
B
MOH London
LG610345801 · Oct 29
$1,634 AUD
£904 GBP
View
15 more retailers have this diamond
Prices start from $280 AUDSave up to $1,354 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
$280 AUD