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Radiant|Lab Grown|IGI

1.00ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG612301690

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

Certificate IGI LG612301690

Diamond specifications and retailer prices

From $366 NZD
$206 USD
As of October 30, 2026
Save $3,556 NZD (91%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $3,921 NZD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1ct lab-grown radiant diamond

This 1ct 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 LG612301690 or 612301690. Listed at 20 retailers as of October 30, 2026, with prices from $366 to $3,921, a $3,556 spread on the same certified stone. Do Amore Diamonds lists it at $3,921. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.9°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG612301690
Dimensions6.96 × 4.90 × 3.36 mm
L/W Ratio1.42
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.96 mm4.90 mm1.00 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG612301690
Side View
Table 69.0%Crown 44.9°Girdle: MediumPavilion 34.6°Culet: NoneDepth 68.6%

Caratlytics Score

How it works →
A+
Exceptional
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: $3,513 NZD|Low: $408 NZD|High: $3,691 NZD|Avg: $1,574 NZD|-4.8%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 11$408 NZD
Retailer 10$609 NZD
Retailer 4$766 NZD
Retailer 7$859 NZD
Retailer 5$934 NZD
Retailer 8$1,220 NZD
Retailer 9$1,308 NZD
Retailer 12$1,912 NZD
Retailer 3$1,978 NZD
Retailer 6$2,015 NZD
Retailer 2$2,573 NZD
Do Amore Diamonds$3,513 NZD

40 data points across 12 retailers

20 retailers$366 NZD to $3,921 NZD

A+
Cheapest Retailer
-
$366 NZD
$206 USD
A
Retailer 2
-
$408 NZD
$230 USD
View
Final sale: no returns
A
Retailer 3
-
$424 NZD
$239 USD
View
A
Retailer 4
-
$452 NZD
$255 USD
View
A
Retailer 5
-
$452 NZD
$255 USD
View
A
Retailer 6
-
$609 NZD
$343 USD
View
A
Retailer 7
-
$766 NZD
$432 USD
View
A
Retailer 8
-
$859 NZD
ZAR 7,823 ZAR
View
A
Retailer 9
-
$934 NZD
£414 GBP
View
B+
Retailer 10
-
$1,220 NZD
A$1,058 AUD
View
B+
Retailer 11
-
$1,308 NZD
$737 USD
View
Retailer 12
-
$1,400 NZD
$789 USD
View
Price last confirmed 24 days ago
B+
Retailer 13
-
$1,608 NZD
$906 USD
View
B+
Retailer 14
-
$1,912 NZD
$1,078 USD
View
Retailer 15
-
$1,978 NZD
$1,115 USD
View
Price last confirmed 12 days ago
B+
Retailer 16
-
$2,015 NZD
£894 GBP
View
B
Retailer 17
-
$2,573 NZD
$1,450 USD
View
B
Retailer 18
-
$3,293 NZD
$1,856 USD
View
B
Retailer 19
-
$3,513 NZD
$1,980 USD
View
Most Expensive
B
Do Amore Diamonds
23-612301690 · Oct 30
$3,921 NZD
$2,210 USD
View
19 more retailers have this diamond
Prices start from $366 NZDSave up to $3,556 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+
1.00ct Radiant
$366 NZD