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Radiant|Lab Grown|IGI

1.40ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG836617734

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

Certificate IGI LG836617734

Diamond specifications and retailer prices

From $579 SGD
$453 USD
As of October 30, 2026
Save $2,770 SGD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,707 SGD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 1.4ct lab-grown radiant diamond

This 1.4ct 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 LG836617734 or 836617734. Listed at 14 retailers as of October 30, 2026, with a 478% 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

1.40
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.2°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836617734
Dimensions7.63 × 5.57 × 3.78 mm
L/W Ratio1.37
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
7.63 mm5.57 mm1.40 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836617734
Side View
Table 66.0%Crown 45.2°Girdle: MED-STKPavilion 36°Culet: NoneDepth 67.9%

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: $3,707 SGD|Low: $579 SGD|High: $4,040 SGD|Avg: $1,601 SGD|-0.5%
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
October 30, 2026
Retailer 4$579 SGD
Retailer 6$640 SGD
Retailer 13$686 SGD
Retailer 7$831 SGD
Retailer 9$864 SGD
Retailer 3$1,014 SGD
Retailer 12$1,047 SGD
Retailer 15$1,102 SGD
Retailer 16$1,370 SGD
Retailer 14$1,653 SGD
Retailer 11$1,717 SGD
Retailer 10$1,942 SGD
Retailer 8$2,105 SGD
Retailer 5$2,534 SGD
Retailer 2$3,349 SGD
Rare Carat$3,707 SGD

11 data points across 16 retailers

14 retailers$579 SGD to $3,349 SGD

Retailer 1
-
$496 SGD
$388 USD
Price last confirmed 25 days ago
A
Retailer 2
-
$579 SGD
$453 USD
View
Final sale: no returns
Retailer 3
-
$640 SGD
$501 USD
View
Price last confirmed 27 days ago
Retailer 4
-
$686 SGD
£423 GBP
View
Price last confirmed 24 days ago
A
Retailer 5
-
$864 SGD
€644 EUR
View
Retailer 6
-
$1,014 SGD
$793 USD
View
Price last confirmed 26 days ago
Retailer 7
-
$1,102 SGD
ZAR 13,921 ZAR
View
Price last confirmed 25 days ago
Retailer 8
-
$1,653 SGD
$1,293 USD
View
Price last confirmed 25 days ago
B+
Retailer 9
-
$1,717 SGD
View
B
Retailer 10
-
$1,942 SGD
$1,519 USD
View
Retailer 11
-
$2,105 SGD
$1,647 USD
View
Price last confirmed 26 days ago
Retailer 12
-
$2,534 SGD
£1,561 GBP
View
Price last confirmed 26 days ago
B
Retailer 13
-
$3,349 SGD
$2,620 USD
View
Most Expensive
Rare Carat
JH-247113 · Oct 18
$3,707 SGD
$2,900 USD
View
Price last confirmed 11 days ago
13 more retailers have this diamond
Prices start from $579 SGDSave up to $2,770 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
1.40ct Radiant
$579 SGD