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Round|Lab Grown|IGI

1.03ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG662408428

Shape and cutting style on the report: Round brilliant

Certificate IGI LG662408428

Diamond specifications and retailer prices

From $393 NZD
$221 USD
As of October 28, 2026
Save $1,720 NZD (81%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $2,350 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 LG662408428 or 662408428. Listed at 25 retailers as of October 28, 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 angle32.9°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG662408428
Dimensions6.48 × 6.52 × 3.97 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
6.48 mm6.52 mm1.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG662408428
Side View
Table 59.0%Crown 32.9°Girdle: MediumPavilion 41.2°Culet: NoneDepth 61.1%

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 28
Current: $2,350 NZD|Low: $393 NZD|High: $2,350 NZD|Avg: $1,033 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 29, 2026
Retailer 8$393 NZD
Retailer 16$410 NZD
Retailer 3$591 NZD
Retailer 10$735 NZD
Retailer 11$750 NZD
Retailer 2$795 NZD
Retailer 6$860 NZD
Retailer 17$864 NZD
Retailer 9$958 NZD
Retailer 13$1,068 NZD
Retailer 15$1,120 NZD
Retailer 5$1,190 NZD
Retailer 12$1,388 NZD
Retailer 7$1,500 NZD
Retailer 14$2,046 NZD
Retailer 4$2,113 NZD
Brilliant Earth$2,350 NZD

41 data points across 17 retailers

25 retailers$393 NZD to $2,113 NZD

Retailer 1
-
$353 NZD
$198 USD
Price last confirmed 11 days ago
A
Retailer 2
-
$393 NZD
$221 USD
View
Final sale: no returns
Retailer 3
-
$410 NZD
$230 USD
View
Price last confirmed 10 days ago
Retailer 4
-
$436 NZD
$245 USD
View
Price last confirmed 12 days ago
Retailer 5
-
$436 NZD
$245 USD
View
Price last confirmed 10 days ago
Retailer 6
-
$450 NZD
$253 USD
View
Price last confirmed 44 days ago
A
Retailer 7
-
$501 NZD
HK$2,200 HKD
View
A
Retailer 8
-
$591 NZD
$332 USD
View
A
Retailer 9
-
$735 NZD
€393 EUR
View
A
Retailer 10
-
$750 NZD
ZAR 6,808 ZAR
View
A
Retailer 11
-
$795 NZD
£352 GBP
View
A
Retailer 12
-
$860 NZD
$483 USD
View
A
Retailer 13
-
$864 NZD
$485 USD
View
B+
Retailer 14
-
$958 NZD
A$828 AUD
View
Retailer 15
-
$1,054 NZD
$592 USD
View
Price last confirmed 8 days ago
B+
Retailer 16
-
$1,068 NZD
A$923 AUD
View
B+
Retailer 17
-
$1,120 NZD
$629 USD
View
B+
Retailer 18
-
$1,190 NZD
SGD 903 SGD
View
B+
Retailer 19
-
$1,388 NZD
A$1,199 AUD
View
Retailer 20
-
$1,405 NZD
$789 USD
View
Price last confirmed 11 days ago
B+
Retailer 21
-
$1,500 NZD
$842 USD
View
B
Retailer 22
-
$2,046 NZD
£905 GBP
View
B
Retailer 23
-
$2,113 NZD
$1,187 USD
View
Retailer 24
-
$2,350 NZD
$1,320 USD
View
Price last confirmed 12 days ago
Most Expensive
Brilliant Earth
12191560A · Oct 21
$2,350 NZD
$1,320 USD
View
Price last confirmed 8 days ago
24 more retailers have this diamond
Prices start from $393 NZDSave up to $1,720 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
$393 NZD