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Radiant|Lab Grown|IGI

1.20ct E FL Radiant Lab Grown Diamond

EX • E/FL • IGI LG768629572

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

Certificate IGI LG768629572

Diamond specifications and retailer prices

From $727 NZD
HK$3,200 HKD
As of October 31, 2026
Save $3,141 NZD (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,868 NZD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.2ct lab-grown radiant diamond

This 1.2ct 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 LG768629572 or 768629572. Listed at 12 retailers as of October 30, 2026, with prices from $727 to $3,868, a $3,141 spread on the same certified stone. Brilliant Earth lists it at $3,868. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.9°
Pavilion angle33.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768629572
Dimensions7.42 × 5.35 × 3.46 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
7.42 mm5.35 mm1.20 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768629572
Side View
Table 66.0%Crown 43.9°Girdle: Slightly ThickPavilion 33.1°Culet: NoneDepth 64.7%

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 31
Current: $3,868 NZD|Low: $487 NZD|High: $4,649 NZD|Avg: $1,745 NZD|-16.8%
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
October 31, 2026
Retailer 5$487 NZD
Retailer 9$727 NZD
Retailer 3$887 NZD
Retailer 2$1,034 NZD
Retailer 10$1,068 NZD
Retailer 8$1,078 NZD
Retailer 6$1,108 NZD
Retailer 12$1,396 NZD
Retailer 11$1,405 NZD
Retailer 13$2,104 NZD
Retailer 4$2,356 NZD
Retailer 7$2,526 NZD
Brilliant Earth$3,868 NZD

42 data points across 13 retailers

12 retailers$727 NZD to $3,868 NZD

A
Cheapest Retailer
-
$727 NZD
HK$3,200 HKD
A
Retailer 2
-
$887 NZD
$500 USD
View
A
Retailer 3
-
$1,034 NZD
€555 EUR
View
A
Retailer 4
-
$1,068 NZD
$602 USD
View
A
Retailer 5
-
$1,078 NZD
ZAR 9,812 ZAR
View
A
Retailer 6
-
$1,108 NZD
£492 GBP
View
B+
Retailer 7
-
$1,396 NZD
$787 USD
View
B+
Retailer 8
-
$1,405 NZD
$792 USD
View
B+
Retailer 9
-
$2,104 NZD
$1,186 USD
View
B+
Retailer 10
-
$2,356 NZD
$1,328 USD
View
B
Retailer 11
-
$2,526 NZD
£1,121 GBP
View
Most Expensive
B
Brilliant Earth
18781785A · Oct 30
$3,868 NZD
$2,180 USD
View
11 more retailers have this diamond
Prices start from $727 NZDSave up to $3,141 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
1.20ct Radiant
$727 NZD