CaratHunter
Plans
Radiant|Lab Grown|IGI

1.59ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG618454483

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

Certificate IGI LG618454483

Diamond specifications and retailer prices

From $385 SGD
$300 USD
As of October 30, 2026
Save $3,448 SGD (90%) vs most expensive(unlock to see where)
30 retailers carry this diamond
Most expensive: $3,832 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.59ct lab-grown radiant diamond

This 1.59ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG618454483 or 618454483. Listed at 30 retailers as of October 29, 2026, with prices from $385 to $3,832, a $3,448 spread on the same certified stone. Brilliant Earth lists it at $3,832. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle32.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG618454483
Dimensions8.62 × 5.76 × 3.75 mm
L/W Ratio1.50
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
8.62 mm5.76 mm1.59 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG618454483
Side View
Table 63.0%Crown 37.6°Girdle: MediumPavilion 32.9°Culet: NoneDepth 65.1%

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 30
Current: $3,832 SGD|Low: $385 SGD|High: $3,832 SGD|Avg: $1,300 SGD
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 30, 2026
Retailer 21$385 SGD
Retailer 16$458 SGD
Retailer 10$558 SGD
Retailer 3$677 SGD
Retailer 18$679 SGD
Retailer 19$782 SGD
Retailer 8$814 SGD
Retailer 17$821 SGD
Retailer 2$848 SGD
Retailer 9$1,076 SGD
Retailer 15$1,113 SGD
Retailer 5$1,428 SGD
Retailer 20$1,468 SGD
Retailer 14$1,589 SGD
Retailer 11$1,596 SGD
Retailer 12$1,610 SGD
Retailer 7$1,837 SGD
Retailer 13$1,924 SGD
Retailer 6$1,941 SGD
Retailer 4$1,952 SGD
Brilliant Earth$3,832 SGD

37 data points across 21 retailers

30 retailers$385 SGD to $3,832 SGD

A
Cheapest Retailer
-
$385 SGD
$300 USD
Retailer 2
-
$385 SGD
$300 USD
View
Price last confirmed 22 days ago
Retailer 3
-
$401 SGD
$313 USD
View
Price last confirmed 30 days ago
A
Retailer 4
-
$458 SGD
$357 USD
View
Final sale: no returns
Retailer 5
-
$465 SGD
$363 USD
View
Price last confirmed 32 days ago
Retailer 6
-
$478 SGD
$373 USD
View
Price last confirmed 27 days ago
Retailer 7
-
$491 SGD
$383 USD
View
Price last confirmed 31 days ago
A
Retailer 8
-
$558 SGD
HK$3,400 HKD
View
A
Retailer 9
-
$677 SGD
$528 USD
View
A
Retailer 10
-
$679 SGD
$530 USD
View
A
Retailer 11
-
$782 SGD
€581 EUR
View
A
Retailer 12
-
$814 SGD
$635 USD
View
A
Retailer 13
-
$821 SGD
ZAR 10,343 ZAR
View
A
Retailer 14
-
$848 SGD
£521 GBP
View
A
Retailer 15
-
$1,076 SGD
$840 USD
View
A
Retailer 16
-
$1,113 SGD
A$1,336 AUD
View
A
Retailer 17
-
$1,428 SGD
$1,114 USD
View
B+
Retailer 18
-
$1,468 SGD
$1,145 USD
View
Retailer 19
-
$1,535 SGD
$1,198 USD
View
Price last confirmed 19 days ago
B+
Retailer 20
-
$1,535 SGD
$1,198 USD
View
B+
Retailer 21
-
$1,589 SGD
$1,240 USD
View
B+
Retailer 22
-
$1,596 SGD
$1,245 USD
View
Retailer 23
-
$1,600 SGD
$1,248 USD
View
Price last confirmed 29 days ago
B+
Retailer 24
-
$1,610 SGD
View
B+
Retailer 25
-
$1,837 SGD
$1,433 USD
View
B+
Retailer 26
-
$1,924 SGD
£1,182 GBP
View
B+
Retailer 27
-
$1,941 SGD
$1,514 USD
View
Retailer 28
-
$1,952 SGD
A$2,343 AUD
View
Price last confirmed 25 days ago
B
Retailer 29
-
$3,625 SGD
£2,227 GBP
View
Most Expensive
B
Brilliant Earth
9013112A · Oct 29
$3,832 SGD
$2,990 USD
View
29 more retailers have this diamond
Prices start from $385 SGDSave up to $3,448 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
1.59ct Radiant
$385 SGD