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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 $431 SGD
$337 USD
As of October 30, 2026
Save $2,676 SGD (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,503 SGD 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: $3,503 SGD|Low: $431 SGD|High: $3,886 SGD|Avg: $1,486 SGD|-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$431 SGD
Retailer 14$652 SGD
Retailer 11$744 SGD
Retailer 8$777 SGD
Retailer 7$797 SGD
Retailer 4$838 SGD
Retailer 13$1,235 SGD
Retailer 10$1,390 SGD
Retailer 5$1,405 SGD
Retailer 12$1,517 SGD
Retailer 6$1,657 SGD
Retailer 9$1,815 SGD
Retailer 2$3,107 SGD
Rare Carat$3,503 SGD

27 data points across 14 retailers

18 retailers$431 SGD to $3,107 SGD

A
Cheapest Retailer
-
$431 SGD
$337 USD
Final sale: no returns
Retailer 2
-
$479 SGD
$375 USD
View
Price last confirmed 28 days ago
Retailer 3
-
$560 SGD
$438 USD
View
Price last confirmed 33 days ago
Retailer 4
-
$620 SGD
$485 USD
View
Price last confirmed 27 days ago
A
Retailer 5
-
$652 SGD
$510 USD
View
A
Retailer 6
-
$744 SGD
$582 USD
View
A
Retailer 7
-
$777 SGD
ZAR 9,822 ZAR
View
A
Retailer 8
-
$797 SGD
£491 GBP
View
Retailer 9
-
$838 SGD
€624 EUR
View
Price last confirmed 7 days ago
B+
Retailer 10
-
$1,235 SGD
$966 USD
View
B+
Retailer 11
-
$1,390 SGD
$1,087 USD
View
B+
Retailer 12
-
$1,405 SGD
$1,099 USD
View
B+
Retailer 13
-
$1,517 SGD
$1,187 USD
View
B+
Retailer 14
-
$1,657 SGD
View
B+
Retailer 15
-
$1,815 SGD
£1,118 GBP
View
Retailer 16
-
$1,992 SGD
$1,558 USD
View
Price last confirmed 30 days ago
B
Retailer 17
-
$3,107 SGD
$2,430 USD
View
Most Expensive
Rare Carat
GL-163959 · Oct 18
$3,503 SGD
$2,740 USD
View
Price last confirmed 12 days ago
17 more retailers have this diamond
Prices start from $431 SGDSave up to $2,676 SGD

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
$431 SGD