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 €435 EUR
$486 USD
As of October 30, 2026
Save €3,432 EUR (89%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €3,867 EUR at Do Amore Diamonds · As of October 31, 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 30, 2026, with prices from €435 to €3,867, a €3,432 spread on the same certified stone. Do Amore Diamonds lists it at €3,867. 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
Color
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €3,867 EUR|Low: €418 EUR|High: €3,867 EUR|Avg: €1,581 EUR
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 6€435 EUR
Retailer 8€487 EUR
Retailer 7€752 EUR
Retailer 3€841 EUR
Retailer 5€1,451 EUR
Retailer 4€2,014 EUR
Retailer 2€2,501 EUR
Do Amore Diamonds€3,867 EUR

23 data points across 8 retailers

10 retailers€435 EUR to €3,867 EUR

A
Cheapest Retailer
-
€435 EUR
$486 USD
A
Retailer 2
-
€487 EUR
$544 USD
View
Final sale: no returns
A
Retailer 3
-
€488 EUR
$545 USD
View
B+
Retailer 4
-
€752 EUR
$840 USD
View
B+
Retailer 5
-
€841 EUR
$940 USD
View
B
Retailer 6
-
€1,451 EUR
$1,621 USD
View
B
Retailer 7
-
€1,567 EUR
$1,751 USD
View
Retailer 8
-
€2,014 EUR
$2,250 USD
View
Price last confirmed 13 days ago
B
Retailer 9
-
€2,501 EUR
£2,200 GBP
View
Most Expensive
B
Do Amore Diamonds
27-F596F55DB · Oct 31
€3,867 EUR
$4,320 USD
View
9 more retailers have this diamond
Prices start from €435 EURSave up to €3,432 EUR

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
€435 EUR