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Radiant|Lab Grown|IGI

1.00ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG783648786

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

Certificate IGI LG783648786

Diamond specifications and retailer prices

From $3,708 NZD
$2,090 USD
As of October 29, 2026
4 retailers carry this diamond
Most expensive: $3,708 NZD at Brilliant Earth
View at Brilliant Earth

About this 1ct lab-grown radiant diamond

This 1ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG783648786 or 783648786. Listed at 4 retailers as of October 29, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.2°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783648786
Dimensions7.20 × 4.89 × 3.20 mm
L/W Ratio1.47
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
7.20 mm4.89 mm1.00 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783648786
Side View
Table 61.0%Crown 45.2°Girdle: MED-STKPavilion 34.3°Culet: NoneDepth 65.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: $3,708 NZD|Low: $1,304 NZD|High: $3,832 NZD|Avg: $2,318 NZD|-3.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 18, 2026
Retailer 7$1,304 NZD
Retailer 3$1,444 NZD
Retailer 8$1,613 NZD
Retailer 5$1,673 NZD
Retailer 4$1,796 NZD
Retailer 9$1,810 NZD
Retailer 10$2,938 NZD
Retailer 2$3,407 NZD
Retailer 6$3,453 NZD
Brilliant Earth$3,708 NZD

7 data points across 10 retailers

4 retailers

Retailer 1
-
$1,444 NZD
$814 USD
Price last confirmed 25 days ago
Retailer 2
-
$3,345 NZD
$1,885 USD
View
Price last confirmed 9 days ago
Retailer 3
-
$3,407 NZD
$1,920 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
21402297Y · Oct 29
$3,708 NZD
$2,090 USD
View
3 more retailers have this diamond

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.

B
1.00ct Radiant
$3,708 NZD