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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 $802 NZD
$452 USD
As of October 30, 2026
Save $2,957 NZD (79%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,759 NZD 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 $802 to $3,759, a $2,957 spread on the same certified stone. Taylor and Hart lists it at $3,759. 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: $1,550 NZD|Low: $571 NZD|High: $3,759 NZD|Avg: $1,753 NZD
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$719 NZD
Retailer 4$802 NZD
Retailer 3$806 NZD
Retailer 5$891 NZD
Retailer 6$926 NZD
Retailer 12$1,153 NZD
Retailer 14$1,411 NZD
Retailer 7$1,464 NZD
Retailer 9$1,531 NZD
Retailer 1$1,550 NZD
Retailer 10$2,324 NZD
Retailer 11$2,498 NZD
Retailer 2$2,864 NZD
Retailer 8$3,499 NZD
Taylor and Hart$3,759 NZD

42 data points across 15 retailers

14 retailers$802 NZD to $3,759 NZD

Retailer 1
-
$719 NZD
$405 USD
Price last confirmed 21 days ago
A
Retailer 2
-
$802 NZD
$452 USD
View
Final sale: no returns
Retailer 3
-
$806 NZD
$454 USD
View
Price last confirmed 22 days ago
Retailer 4
-
$891 NZD
$502 USD
View
Price last confirmed 29 days ago
B+
Retailer 5
-
$926 NZD
$522 USD
View
B+
Retailer 6
-
$1,153 NZD
$650 USD
View
B
Retailer 7
-
$1,411 NZD
$795 USD
View
B+
Retailer 8
-
$1,464 NZD
£650 GBP
View
B+
Retailer 9
-
$1,531 NZD
ZAR 13,939 ZAR
View
B
Retailer 10
-
$2,324 NZD
$1,310 USD
View
B
Retailer 11
-
$2,498 NZD
$1,408 USD
View
Retailer 12
-
$2,864 NZD
$1,614 USD
View
Price last confirmed 24 days ago
B
Retailer 13
-
$3,499 NZD
£1,553 GBP
View
Most Expensive
B
Taylor and Hart
SHNPE6D · Oct 31
$3,759 NZD
$2,119 USD
View
13 more retailers have this diamond
Prices start from $802 NZDSave up to $2,957 NZD

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
$802 NZD