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Oval|Lab Grown|IGI

1.23ct E VS1 Oval Lab Grown Diamond

EX • E/VS1 • IGI LG733540938

Shape and cutting style on the report: Oval modified brilliant

Certificate IGI LG733540938

Diamond specifications and retailer prices

From $643 AUD
$452 USD
As of October 30, 2026
Save $2,373 AUD (79%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,016 AUD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

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 LG733540938 or 733540938. Listed at 14 retailers as of October 30, 2026, with prices from $643 to $3,016, a $2,373 spread on the same certified stone. Taylor and Hart lists it at $3,016. 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 angle35.3°
Pavilion angle44°
OriginLab Grown
Grading LabIGI
CertificateIGI LG733540938
Dimensions8.60 × 5.98 × 3.65 mm
L/W Ratio1.44
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.60 mm5.98 mm1.23 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG733540938
Side View
Table 58.0%Crown 35.3°Girdle: MED-STKPavilion 44°Culet: NoneDepth 61.0%

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: $1,244 AUD|Low: $458 AUD|High: $3,016 AUD|Avg: $1,406 AUD
Retailer 1
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
Taylor and Hart
October 31, 2026
Retailer 13$577 AUD
Retailer 4$643 AUD
Retailer 3$646 AUD
Retailer 5$715 AUD
Retailer 6$743 AUD
Retailer 12$925 AUD
Retailer 14$1,132 AUD
Retailer 7$1,175 AUD
Retailer 9$1,228 AUD
Retailer 1$1,244 AUD
Retailer 10$1,865 AUD
Retailer 11$2,004 AUD
Retailer 2$2,298 AUD
Retailer 8$2,808 AUD
Taylor and Hart$3,016 AUD

43 data points across 15 retailers

14 retailers$643 AUD to $3,016 AUD

Retailer 1
-
$577 AUD
$405 USD
Price last confirmed 20 days ago
A
Retailer 2
-
$643 AUD
$452 USD
View
Final sale: no returns
Retailer 3
-
$646 AUD
$454 USD
View
Price last confirmed 21 days ago
Retailer 4
-
$715 AUD
$502 USD
View
Price last confirmed 29 days ago
B+
Retailer 5
-
$743 AUD
$522 USD
View
B+
Retailer 6
-
$925 AUD
$650 USD
View
B
Retailer 7
-
$1,132 AUD
$795 USD
View
B+
Retailer 8
-
$1,175 AUD
£650 GBP
View
B+
Retailer 9
-
$1,228 AUD
ZAR 13,939 ZAR
View
B
Retailer 10
-
$1,865 AUD
$1,310 USD
View
B
Retailer 11
-
$2,004 AUD
$1,408 USD
View
Retailer 12
-
$2,298 AUD
$1,614 USD
View
Price last confirmed 24 days ago
B
Retailer 13
-
$2,808 AUD
£1,553 GBP
View
Most Expensive
B
Taylor and Hart
SHNPE6D · Oct 31
$3,016 AUD
$2,119 USD
View
13 more retailers have this diamond
Prices start from $643 AUDSave up to $2,373 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
$643 AUD