Radiant|Lab Grown|IGI

1.03ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG779645252

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG779645252

Diamond specifications and retailer prices

From $381 NZD
$215 USD
As of October 30, 2026
Save $1,819 NZD (83%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $3,034 NZD at Brilliant Earth · As of October 22, 2026
View at Brilliant Earth

About this 1.03ct lab-grown radiant diamond

This 1.03ct lab-grown radiant 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 LG779645252 or 779645252. Listed at 22 retailers as of October 30, 2026, with a 477% 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 angle44.1°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG779645252
Dimensions7.31 × 4.93 × 3.35 mm
L/W Ratio1.48
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.31 mm4.93 mm1.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG779645252
Side View
Table 65.0%Crown 44.1°Girdle: MediumPavilion 37.4°Culet: NoneDepth 68.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $3,034 NZD|Low: $302 NZD|High: $3,034 NZD|Avg: $1,053 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 3$381 NZD
Retailer 15$424 NZD
Retailer 6$442 NZD
Retailer 4$472 NZD
Retailer 7$472 NZD
Retailer 2$671 NZD
Retailer 16$762 NZD
Retailer 13$811 NZD
Retailer 10$875 NZD
Retailer 9$889 NZD
Retailer 14$1,154 NZD
Retailer 5$1,519 NZD
Retailer 17$1,522 NZD
Retailer 12$1,586 NZD
Retailer 8$1,839 NZD
Retailer 11$1,902 NZD
Brilliant Earth$3,034 NZD

44 data points across 17 retailers

22 retailers$381 NZD to $2,201 NZD

A
Cheapest Retailer
-
$381 NZD
$215 USD
A
Retailer 2
-
$424 NZD
$239 USD
View
Final sale: no returns
A
Retailer 3
-
$442 NZD
$249 USD
View
A
Retailer 4
-
$472 NZD
$266 USD
View
A
Retailer 5
-
$472 NZD
$266 USD
View
A
Retailer 6
-
$522 NZD
HK$2,300 HKD
View
A
Retailer 7
-
$671 NZD
$378 USD
View
Retailer 8
-
$762 NZD
€409 EUR
View
Price last confirmed 7 days ago
A
Retailer 9
-
$811 NZD
ZAR 7,386 ZAR
View
A
Retailer 10
-
$875 NZD
£388 GBP
View
A
Retailer 11
-
$889 NZD
$501 USD
View
A
Retailer 12
-
$1,038 NZD
$585 USD
View
B+
Retailer 13
-
$1,154 NZD
A$1,001 AUD
View
B+
Retailer 14
-
$1,280 NZD
SGD 975 SGD
View
B+
Retailer 15
-
$1,519 NZD
$856 USD
View
B+
Retailer 16
-
$1,522 NZD
$858 USD
View
B+
Retailer 17
-
$1,586 NZD
A$1,375 AUD
View
B+
Retailer 18
-
$1,612 NZD
$908 USD
View
B
Retailer 19
-
$1,839 NZD
£816 GBP
View
B+
Retailer 20
-
$1,902 NZD
£844 GBP
View
B
Retailer 21
-
$2,201 NZD
$1,240 USD
View
Most Expensive
Brilliant Earth
18018351A · Oct 22
$3,034 NZD
$1,710 USD
View
Price last confirmed 8 days ago
21 more retailers have this diamond
Prices start from $381 NZDSave up to $1,819 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 Radiant
$381 NZD