CaratHunter
Plans
Radiant|Lab Grown|IGI

1.43ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG739586901

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

Certificate IGI LG739586901

Diamond specifications and retailer prices

From $323 SGD
$253 USD
As of October 30, 2026
Save $3,039 SGD (90%) vs most expensive(unlock to see where)
30 retailers carry this diamond
Most expensive: $3,362 SGD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.43ct lab-grown radiant diamond

This 1.43ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG739586901 or 739586901. Listed at 30 retailers as of October 30, 2026, with prices from $323 to $3,362, a $3,039 spread on the same certified stone. Brilliant Earth lists it at $3,362. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.43
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.6°
Pavilion angle32.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG739586901
Dimensions8.20 × 5.58 × 3.65 mm
L/W Ratio1.47
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
8.20 mm5.58 mm1.43 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG739586901
Side View
Table 63.0%Crown 42.6°Girdle: MediumPavilion 32.7°Culet: NoneDepth 65.4%

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 30
Current: $3,362 SGD|Low: $323 SGD|High: $3,746 SGD|Avg: $1,115 SGD|-10.2%
Brilliant Earth
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
November 1, 2026
Retailer 4$323 SGD
Retailer 9$362 SGD
Retailer 6$475 SGD
Retailer 5$565 SGD
Retailer 12$569 SGD
Retailer 8$667 SGD
Retailer 10$689 SGD
Retailer 7$734 SGD
Retailer 2$757 SGD
Retailer 11$976 SGD
Retailer 15$1,231 SGD
Retailer 13$1,609 SGD
Retailer 3$1,645 SGD
Retailer 14$2,608 SGD
Brilliant Earth$3,362 SGD

39 data points across 15 retailers

30 retailers$323 SGD to $3,362 SGD

A
Cheapest Retailer
-
$323 SGD
$253 USD
Retailer 2
-
$323 SGD
$253 USD
View
Price last confirmed 24 days ago
Retailer 3
-
$323 SGD
$253 USD
View
Price last confirmed 32 days ago
A
Retailer 4
-
$362 SGD
$283 USD
View
Final sale: no returns
Retailer 5
-
$375 SGD
$293 USD
View
Price last confirmed 34 days ago
Retailer 6
-
$395 SGD
$309 USD
View
Price last confirmed 34 days ago
Retailer 7
-
$395 SGD
$309 USD
View
Price last confirmed 32 days ago
Retailer 8
-
$401 SGD
$314 USD
View
Price last confirmed 29 days ago
A
Retailer 9
-
$475 SGD
HK$2,900 HKD
View
A
Retailer 10
-
$565 SGD
$442 USD
View
A
Retailer 11
-
$569 SGD
$445 USD
View
A
Retailer 12
-
$667 SGD
€497 EUR
View
A
Retailer 13
-
$689 SGD
ZAR 8,702 ZAR
View
A
Retailer 14
-
$734 SGD
$574 USD
View
A
Retailer 15
-
$757 SGD
£466 GBP
View
A
Retailer 16
-
$885 SGD
$692 USD
View
A
Retailer 17
-
$976 SGD
A$1,174 AUD
View
B+
Retailer 18
-
$1,113 SGD
$871 USD
View
B+
Retailer 19
-
$1,231 SGD
$963 USD
View
Retailer 20
-
$1,289 SGD
$1,008 USD
View
Price last confirmed 22 days ago
B+
Retailer 21
-
$1,289 SGD
$1,008 USD
View
Retailer 22
-
$1,289 SGD
$1,008 USD
View
Price last confirmed 31 days ago
B+
Retailer 23
-
$1,353 SGD
$1,058 USD
View
B+
Retailer 24
-
$1,353 SGD
View
B+
Retailer 25
-
$1,354 SGD
$1,059 USD
View
B+
Retailer 26
-
$1,609 SGD
£991 GBP
View
Retailer 27
-
$1,645 SGD
A$1,980 AUD
View
Price last confirmed 23 days ago
B+
Retailer 28
-
$1,741 SGD
$1,362 USD
View
Retailer 29
-
$2,608 SGD
$2,040 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
16164134A · Oct 31
$3,362 SGD
$2,630 USD
View
29 more retailers have this diamond
Prices start from $323 SGDSave up to $3,039 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
1.43ct Radiant
$323 SGD