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Radiant|Lab Grown|IGI

1.01ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG667445231

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

Certificate IGI LG667445231

Diamond specifications and retailer prices

From $205 SGD
$160 USD
As of October 27, 2026
Save $2,253 SGD (92%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,458 SGD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.01ct lab-grown radiant diamond

This 1.01ct 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 LG667445231 or 667445231. Listed at 21 retailers as of October 27, 2026, with prices from $205 to $2,458, a $2,253 spread on the same certified stone. Queensmith lists it at $2,458. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.7°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG667445231
Dimensions7.07 × 5.05 × 3.39 mm
L/W Ratio1.40
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
7.07 mm5.05 mm1.01 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG667445231
Side View
Table 65.0%Crown 41.7°Girdle: MED-STKPavilion 35°Culet: NoneDepth 67.1%

Caratlytics Score

How it works →
A
Excellent
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 27
Current: $2,458 SGD|Low: $203 SGD|High: $2,458 SGD|Avg: $696 SGD
Queensmith
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
Retailer 15
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Retailer 17
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Retailer 19
Retailer 20
October 29, 2026
Retailer 6$205 SGD
Retailer 4$229 SGD
Retailer 14$238 SGD
Retailer 17$254 SGD
Retailer 11$274 SGD
Retailer 5$298 SGD
Retailer 19$346 SGD
Retailer 10$472 SGD
Retailer 2$507 SGD
Retailer 16$550 SGD
Retailer 8$561 SGD
Retailer 13$685 SGD
Retailer 7$695 SGD
Retailer 15$902 SGD
Retailer 12$1,127 SGD
Retailer 3$1,132 SGD
Retailer 20$1,320 SGD
Retailer 9$1,361 SGD
Retailer 18$1,974 SGD
Queensmith$2,458 SGD

34 data points across 20 retailers

21 retailers$205 SGD to $2,458 SGD

A
Cheapest Retailer
-
$205 SGD
$160 USD
A
Retailer 2
-
$229 SGD
$179 USD
View
Final sale: no returns
A
Retailer 3
-
$238 SGD
$186 USD
View
A
Retailer 4
-
$254 SGD
$198 USD
View
Retailer 5
-
$274 SGD
$214 USD
View
Price last confirmed 17 days ago
Retailer 6
-
$298 SGD
£183 GBP
View
Price last confirmed 13 days ago
B+
Retailer 7
-
$346 SGD
$270 USD
View
Retailer 8
-
$427 SGD
HK$2,600 HKD
View
Price last confirmed 55 days ago
Retailer 9
-
$472 SGD
ZAR 5,951 ZAR
View
Price last confirmed 16 days ago
A
Retailer 10
-
$507 SGD
£312 GBP
View
A
Retailer 11
-
$550 SGD
$429 USD
View
A
Retailer 12
-
$685 SGD
A$822 AUD
View
Retailer 13
-
$695 SGD
$542 USD
View
Price last confirmed 13 days ago
B+
Retailer 14
-
$902 SGD
$704 USD
View
B+
Retailer 15
-
$1,035 SGD
£636 GBP
View
Retailer 16
-
$1,127 SGD
A$1,353 AUD
View
Price last confirmed 25 days ago
B+
Retailer 17
-
$1,132 SGD
$883 USD
View
B+
Retailer 18
-
$1,320 SGD
£811 GBP
View
Retailer 19
-
$1,361 SGD
$1,062 USD
View
Price last confirmed 13 days ago
B
Retailer 20
-
$1,974 SGD
$1,540 USD
View
Most Expensive
B
Queensmith
LG667445231 · Oct 27
$2,458 SGD
£1,510 GBP
View
20 more retailers have this diamond
Prices start from $205 SGDSave up to $2,253 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
1.01ct Radiant
$205 SGD