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Radiant|Lab Grown|IGI

1.59ct E IF Radiant Lab Grown Diamond

GD • E/IF • IGI LG677576304

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

Certificate IGI LG677576304

Diamond specifications and retailer prices

From $623 SGD
$486 USD
As of October 30, 2026
Save $4,914 SGD (89%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $5,537 SGD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

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 standard cut grade and certified by IGI LG677576304 or 677576304. Listed at 10 retailers as of October 29, 2026, with prices from $623 to $5,537, a $4,914 spread on the same certified stone. Do Amore Diamonds lists it at $5,537. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.59
Carat
E
Colour
IF
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.1°
Pavilion angle36.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677576304
Dimensions8.39 × 5.75 × 3.91 mm
L/W Ratio1.46
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
8.39 mm5.75 mm1.59 ctE / IF
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677576304
Side View
Table 66.0%Crown 40.1°Girdle: MediumPavilion 36.2°Culet: NoneDepth 68.0%

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: $5,537 SGD|Low: $499 SGD|High: $5,537 SGD|Avg: $2,277 SGD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 7$697 SGD
Retailer 6$1,077 SGD
Retailer 3$1,205 SGD
Retailer 5$2,078 SGD
Retailer 4$2,884 SGD
Retailer 2$3,581 SGD
Do Amore Diamonds$5,537 SGD

17 data points across 7 retailers

10 retailers$623 SGD to $5,537 SGD

A
Cheapest Retailer
-
$623 SGD
$486 USD
A
Retailer 2
-
$697 SGD
$544 USD
View
Final sale: no returns
A
Retailer 3
-
$699 SGD
$545 USD
View
B+
Retailer 4
-
$1,077 SGD
$840 USD
View
B+
Retailer 5
-
$1,205 SGD
$940 USD
View
B
Retailer 6
-
$2,078 SGD
$1,621 USD
View
B
Retailer 7
-
$2,244 SGD
$1,751 USD
View
Retailer 8
-
$2,884 SGD
$2,250 USD
View
Price last confirmed 11 days ago
B
Retailer 9
-
$3,581 SGD
£2,200 GBP
View
Most Expensive
B
Do Amore Diamonds
27-F596F55DB · Oct 29
$5,537 SGD
$4,320 USD
View
9 more retailers have this diamond
Prices start from $623 SGDSave up to $4,914 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
$623 SGD