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Oval|Lab Grown|IGI

1.23ct E IF Oval Lab Grown Diamond

EX • E/IF • IGI LG727563477

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG727563477

Diamond specifications and retailer prices

From $341 NZD
$192 USD
As of October 29, 2026
Save $3,625 NZD (91%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $3,966 NZD at Queensmith · As of October 27, 2026
View at Queensmith

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG727563477 or 727563477. Listed at 24 retailers as of October 27, 2026, with prices from $341 to $3,966, a $3,625 spread on the same certified stone. Queensmith lists it at $3,966. 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG727563477
Dimensions8.86 × 6.08 × 3.74 mm
L/W Ratio1.46
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
8.86 mm6.08 mm1.23 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG727563477
Side View
Table 55.0%Crown 33.5°Girdle: THN-MEDPavilion 40.7°Culet: NoneDepth 61.5%

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 29
Current: $857 NZD|Low: $341 NZD|High: $3,389 NZD|Avg: $1,325 NZD|-11.9%
Retailer 1
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Retailer 23
October 31, 2026
Retailer 7$341 NZD
Retailer 4$380 NZD
Retailer 20$396 NZD
Retailer 10$422 NZD
Retailer 23$422 NZD
Retailer 12$495 NZD
Retailer 14$605 NZD
Retailer 9$659 NZD
Retailer 18$802 NZD
Retailer 1$857 NZD
Retailer 22$861 NZD
Retailer 21$1,100 NZD
Retailer 19$1,142 NZD
Retailer 3$1,364 NZD
Retailer 6$1,501 NZD
Retailer 13$1,807 NZD
Retailer 11$1,812 NZD
Retailer 8$1,878 NZD
Retailer 17$1,882 NZD
Retailer 2$2,076 NZD
Retailer 15$2,608 NZD
Retailer 5$3,282 NZD
Retailer 16$3,389 NZD

34 data points across 23 retailers

24 retailers$341 NZD to $3,966 NZD

A
Cheapest Retailer
-
$341 NZD
$192 USD
A
Retailer 2
-
$380 NZD
$214 USD
View
Final sale: no returns
A
Retailer 3
-
$396 NZD
$223 USD
View
A
Retailer 4
-
$422 NZD
$238 USD
View
A
Retailer 5
-
$422 NZD
$238 USD
View
A
Retailer 6
-
$495 NZD
£220 GBP
View
B+
Retailer 7
-
$605 NZD
$341 USD
View
A
Retailer 8
-
$659 NZD
HK$2,900 HKD
View
A
Retailer 9
-
$802 NZD
ZAR 7,305 ZAR
View
A
Retailer 10
-
$857 NZD
£380 GBP
View
A
Retailer 11
-
$861 NZD
$485 USD
View
A
Retailer 12
-
$1,100 NZD
$620 USD
View
A
Retailer 13
-
$1,142 NZD
A$990 AUD
View
B+
Retailer 14
-
$1,364 NZD
$769 USD
View
B+
Retailer 15
-
$1,501 NZD
$846 USD
View
B+
Retailer 16
-
$1,807 NZD
$1,018 USD
View
B+
Retailer 17
-
$1,812 NZD
£804 GBP
View
B+
Retailer 18
-
$1,878 NZD
SGD 1,430 SGD
View
B+
Retailer 19
-
$1,882 NZD
£835 GBP
View
B
Retailer 20
-
$2,076 NZD
$1,170 USD
View
Retailer 21
-
$2,608 NZD
$1,470 USD
View
Price last confirmed 23 days ago
B
Retailer 22
-
$3,282 NZD
$1,850 USD
View
B
Retailer 23
-
$3,389 NZD
$1,910 USD
View
Most Expensive
B
Queensmith
LG727563477 · Oct 27
$3,966 NZD
£1,760 GBP
View
23 more retailers have this diamond
Prices start from $341 NZDSave up to $3,625 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
$341 NZD