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Radiant|Lab Grown|IGI

1.18ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG818659433

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

Certificate IGI LG818659433

Diamond specifications and retailer prices

From $323 SGD
$253 USD
As of October 30, 2026
Save $2,387 SGD (88%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,864 SGD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 1.18ct lab-grown radiant diamond

This 1.18ct 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 LG818659433 or 818659433. Listed at 19 retailers as of October 30, 2026, with a 738% 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

1.18
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.2°
Pavilion angle36.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818659433
Dimensions7.21 × 5.33 × 3.67 mm
L/W Ratio1.35
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
7.21 mm5.33 mm1.18 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818659433
Side View
Table 62.0%Crown 45.2°Girdle: Slightly ThickPavilion 36.9°Culet: NoneDepth 68.9%

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: $2,864 SGD|Low: $323 SGD|High: $3,285 SGD|Avg: $1,278 SGD|-1.8%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 30, 2026
Retailer 7$323 SGD
Retailer 17$375 SGD
Retailer 9$377 SGD
Retailer 6$401 SGD
Retailer 16$401 SGD
Retailer 15$607 SGD
Retailer 18$670 SGD
Retailer 14$689 SGD
Retailer 8$749 SGD
Retailer 12$764 SGD
Retailer 3$964 SGD
Retailer 19$1,232 SGD
Retailer 5$1,289 SGD
Retailer 4$1,355 SGD
Retailer 11$1,472 SGD
Retailer 13$1,615 SGD
Retailer 10$1,636 SGD
Retailer 2$2,710 SGD
Rare Carat$2,864 SGD

36 data points across 19 retailers

19 retailers$323 SGD to $2,710 SGD

A
Cheapest Retailer
-
$323 SGD
$253 USD
A
Retailer 2
-
$375 SGD
$293 USD
View
A
Retailer 3
-
$377 SGD
$295 USD
View
Final sale: no returns
A
Retailer 4
-
$401 SGD
$314 USD
View
A
Retailer 5
-
$401 SGD
$314 USD
View
A
Retailer 6
-
$607 SGD
$475 USD
View
A
Retailer 7
-
$670 SGD
$524 USD
View
A
Retailer 8
-
$689 SGD
ZAR 8,707 ZAR
View
A
Retailer 9
-
$749 SGD
€558 EUR
View
A
Retailer 10
-
$764 SGD
£471 GBP
View
B+
Retailer 11
-
$964 SGD
$754 USD
View
B+
Retailer 12
-
$1,232 SGD
$964 USD
View
B+
Retailer 13
-
$1,289 SGD
$1,008 USD
View
B+
Retailer 14
-
$1,355 SGD
$1,060 USD
View
B+
Retailer 15
-
$1,472 SGD
View
B+
Retailer 16
-
$1,615 SGD
£995 GBP
View
B
Retailer 17
-
$1,636 SGD
$1,280 USD
View
B
Retailer 18
-
$2,710 SGD
$2,120 USD
View
Most Expensive
Rare Carat
PD-231402 · Oct 18
$2,864 SGD
$2,240 USD
View
Price last confirmed 11 days ago
18 more retailers have this diamond
Prices start from $323 SGDSave up to $2,387 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
1.18ct Radiant
$323 SGD