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Radiant|Lab Grown|IGI

1.03ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG605396562

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

Certificate IGI LG605396562

Diamond specifications and retailer prices

From $357 NZD
$201 USD
As of October 30, 2026
Save $2,163 NZD (86%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,520 NZD at Brilliant Earth · As of October 30, 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 LG605396562 or 605396562. Listed at 21 retailers as of October 30, 2026, with prices from $357 to $2,520, a $2,163 spread on the same certified stone. Brilliant Earth lists it at $2,520. 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 angle42.1°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG605396562
Dimensions7.12 × 5.12 × 3.34 mm
L/W Ratio1.39
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
7.12 mm5.12 mm1.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG605396562
Side View
Table 65.0%Crown 42.1°Girdle: MED-STKPavilion 36°Culet: NoneDepth 65.2%

Caratlytics Score

How it works →
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: $2,520 NZD|Low: $339 NZD|High: $2,981 NZD|Avg: $1,109 NZD|-15.5%
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
Retailer 18
Retailer 19
October 31, 2026
Retailer 18$357 NZD
Retailer 12$399 NZD
Retailer 17$413 NZD
Retailer 5$442 NZD
Retailer 8$442 NZD
Retailer 13$759 NZD
Retailer 6$768 NZD
Retailer 2$803 NZD
Retailer 16$836 NZD
Retailer 3$862 NZD
Retailer 14$1,079 NZD
Retailer 4$1,192 NZD
Retailer 19$1,419 NZD
Retailer 9$1,515 NZD
Retailer 11$1,540 NZD
Retailer 10$1,598 NZD
Retailer 15$2,069 NZD
Retailer 7$2,122 NZD
Brilliant Earth$2,520 NZD

41 data points across 19 retailers

21 retailers$357 NZD to $2,520 NZD

A
Cheapest Retailer
-
$357 NZD
$201 USD
A
Retailer 2
-
$399 NZD
$225 USD
View
Final sale: no returns
A
Retailer 3
-
$413 NZD
$233 USD
View
A
Retailer 4
-
$442 NZD
$249 USD
View
A
Retailer 5
-
$442 NZD
$249 USD
View
A
Retailer 6
-
$759 NZD
ZAR 6,907 ZAR
View
A
Retailer 7
-
$768 NZD
$433 USD
View
A
Retailer 8
-
$803 NZD
£357 GBP
View
Retailer 9
-
$836 NZD
€449 EUR
View
Price last confirmed 8 days ago
A
Retailer 10
-
$862 NZD
$486 USD
View
B+
Retailer 11
-
$1,029 NZD
$580 USD
View
A
Retailer 12
-
$1,079 NZD
A$936 AUD
View
B+
Retailer 13
-
$1,192 NZD
$672 USD
View
B+
Retailer 14
-
$1,386 NZD
£615 GBP
View
B+
Retailer 15
-
$1,419 NZD
$800 USD
View
B+
Retailer 16
-
$1,515 NZD
$854 USD
View
B+
Retailer 17
-
$1,572 NZD
$886 USD
View
B+
Retailer 18
-
$1,598 NZD
A$1,386 AUD
View
B+
Retailer 19
-
$2,069 NZD
£918 GBP
View
B
Retailer 20
-
$2,122 NZD
$1,196 USD
View
Most Expensive
B
Brilliant Earth
14716699A · Oct 30
$2,520 NZD
$1,420 USD
View
20 more retailers have this diamond
Prices start from $357 NZDSave up to $2,163 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
$357 NZD