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Round|Lab Grown|IGI

1.03ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG726534745

Shape and cutting style on the report: Round brilliant

Certificate IGI LG726534745

Diamond specifications and retailer prices

From $392 NZD
$221 USD
As of October 30, 2026
Save $1,714 NZD (81%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $2,342 NZD at Brilliant Earth · As of October 21, 2026
View at Brilliant Earth

About this 1.03ct lab-grown round diamond

This 1.03ct lab-grown round 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 LG726534745 or 726534745. Listed at 24 retailers as of October 30, 2026, with a 437% 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

1.03
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG726534745
Dimensions6.47 × 6.51 × 3.98 mm
L/W Ratio1.01
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
6.47 mm6.51 mm1.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG726534745
Side View
Table 57.0%Crown 34.1°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.3%

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: $2,342 NZD|Low: $392 NZD|High: $2,342 NZD|Avg: $1,019 NZD
Brilliant Earth
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 30, 2026
Retailer 15$392 NZD
Retailer 17$408 NZD
Retailer 4$589 NZD
Retailer 10$732 NZD
Retailer 11$748 NZD
Retailer 2$795 NZD
Retailer 7$857 NZD
Retailer 3$861 NZD
Retailer 9$955 NZD
Retailer 13$1,064 NZD
Retailer 16$1,116 NZD
Retailer 6$1,186 NZD
Retailer 12$1,383 NZD
Retailer 8$1,495 NZD
Retailer 14$2,039 NZD
Retailer 5$2,106 NZD
Brilliant Earth$2,342 NZD

42 data points across 17 retailers

24 retailers$392 NZD to $2,106 NZD

Retailer 1
-
$351 NZD
$198 USD
Price last confirmed 12 days ago
A
Retailer 2
-
$392 NZD
$221 USD
View
Final sale: no returns
Retailer 3
-
$408 NZD
$230 USD
View
Price last confirmed 10 days ago
Retailer 4
-
$435 NZD
$245 USD
View
Price last confirmed 13 days ago
Retailer 5
-
$435 NZD
$245 USD
View
Price last confirmed 11 days ago
Retailer 6
-
$449 NZD
$253 USD
View
Price last confirmed 45 days ago
A
Retailer 7
-
$500 NZD
HK$2,200 HKD
View
A
Retailer 8
-
$589 NZD
$332 USD
View
A
Retailer 9
-
$732 NZD
€393 EUR
View
A
Retailer 10
-
$748 NZD
ZAR 6,808 ZAR
View
A
Retailer 11
-
$795 NZD
£353 GBP
View
A
Retailer 12
-
$857 NZD
$483 USD
View
A
Retailer 13
-
$861 NZD
$485 USD
View
B+
Retailer 14
-
$955 NZD
A$828 AUD
View
Retailer 15
-
$1,050 NZD
$592 USD
View
Price last confirmed 9 days ago
B+
Retailer 16
-
$1,064 NZD
A$923 AUD
View
B+
Retailer 17
-
$1,116 NZD
$629 USD
View
B+
Retailer 18
-
$1,186 NZD
SGD 903 SGD
View
B+
Retailer 19
-
$1,383 NZD
A$1,199 AUD
View
Retailer 20
-
$1,400 NZD
$789 USD
View
Price last confirmed 12 days ago
B+
Retailer 21
-
$1,495 NZD
$842 USD
View
B
Retailer 22
-
$2,039 NZD
£905 GBP
View
B
Retailer 23
-
$2,106 NZD
$1,187 USD
View
Most Expensive
Brilliant Earth
15748744A · Oct 21
$2,342 NZD
$1,320 USD
View
Price last confirmed 9 days ago
23 more retailers have this diamond
Prices start from $392 NZDSave up to $1,714 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
1.03ct Round
$392 NZD