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Radiant|Lab Grown|IGI

1.35ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG825667156

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

Certificate IGI LG825667156

Diamond specifications and retailer prices

From $598 NZD
$337 USD
As of October 30, 2026
Save $3,714 NZD (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,862 NZD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 1.35ct lab-grown radiant diamond

This 1.35ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825667156 or 825667156. Listed at 18 retailers as of October 30, 2026, with a 621% 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

1.35
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.1°
Pavilion angle36.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825667156
Dimensions7.48 × 5.60 × 3.85 mm
L/W Ratio1.34
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
7.48 mm5.60 mm1.35 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825667156
Side View
Table 65.0%Crown 42.1°Girdle: Slightly ThickPavilion 36.9°Culet: NoneDepth 68.8%

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: $4,862 NZD|Low: $598 NZD|High: $5,394 NZD|Avg: $2,062 NZD|-1.6%
Rare Carat
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
October 30, 2026
Retailer 3$598 NZD
Retailer 14$905 NZD
Retailer 11$1,033 NZD
Retailer 8$1,079 NZD
Retailer 7$1,106 NZD
Retailer 4$1,163 NZD
Retailer 13$1,714 NZD
Retailer 10$1,929 NZD
Retailer 5$1,950 NZD
Retailer 12$2,106 NZD
Retailer 6$2,300 NZD
Retailer 9$2,519 NZD
Retailer 2$4,312 NZD
Rare Carat$4,862 NZD

27 data points across 14 retailers

18 retailers$598 NZD to $4,312 NZD

A
Cheapest Retailer
-
$598 NZD
$337 USD
Final sale: no returns
Retailer 2
-
$665 NZD
$375 USD
View
Price last confirmed 28 days ago
Retailer 3
-
$777 NZD
$438 USD
View
Price last confirmed 33 days ago
Retailer 4
-
$861 NZD
$485 USD
View
Price last confirmed 27 days ago
A
Retailer 5
-
$905 NZD
$510 USD
View
A
Retailer 6
-
$1,033 NZD
$582 USD
View
A
Retailer 7
-
$1,079 NZD
ZAR 9,822 ZAR
View
A
Retailer 8
-
$1,106 NZD
£491 GBP
View
A
Retailer 9
-
$1,163 NZD
€624 EUR
View
B+
Retailer 10
-
$1,714 NZD
$966 USD
View
B+
Retailer 11
-
$1,929 NZD
$1,087 USD
View
B+
Retailer 12
-
$1,950 NZD
$1,099 USD
View
B+
Retailer 13
-
$2,106 NZD
$1,187 USD
View
B+
Retailer 14
-
$2,300 NZD
SGD 1,752 SGD
View
B+
Retailer 15
-
$2,519 NZD
£1,118 GBP
View
Retailer 16
-
$2,764 NZD
$1,558 USD
View
Price last confirmed 29 days ago
B
Retailer 17
-
$4,312 NZD
$2,430 USD
View
Most Expensive
Rare Carat
GL-163959 · Oct 18
$4,862 NZD
$2,740 USD
View
Price last confirmed 11 days ago
17 more retailers have this diamond
Prices start from $598 NZDSave up to $3,714 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
1.35ct Radiant
$598 NZD