Radiant|Lab Grown|IGI

1.59ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG818694629

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

Certificate IGI LG818694629

Diamond specifications and retailer prices

From €223 EUR
$248 USD
As of October 28, 2026
Save €786 EUR (78%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €1,500 EUR at Brilliant Earth · As of October 21, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818694629 or 818694629. Listed at 22 retailers as of October 28, 2026, with a 353% 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

1.59
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.8°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818694629
Dimensions8.37 × 5.86 × 3.88 mm
L/W Ratio1.43
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.37 mm5.86 mm1.59 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818694629
Side View
Table 63.0%Crown 43.8°Girdle: MediumPavilion 38.2°Culet: NoneDepth 66.2%

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 28
Current: €1,500 EUR|Low: €221 EUR|High: €1,572 EUR|Avg: €636 EUR|-4.6%
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
October 29, 2026
Retailer 5€223 EUR
Retailer 8€245 EUR
Retailer 14€334 EUR
Retailer 12€414 EUR
Retailer 10€426 EUR
Retailer 2€460 EUR
Retailer 3€545 EUR
Retailer 11€579 EUR
Retailer 7€742 EUR
Retailer 13€800 EUR
Retailer 4€844 EUR
Retailer 15€906 EUR
Retailer 16€939 EUR
Retailer 9€998 EUR
Retailer 6€1,003 EUR
Brilliant Earth€1,500 EUR

40 data points across 16 retailers

22 retailers€223 EUR to €1,009 EUR

Retailer 1
-
€199 EUR
$222 USD
Price last confirmed 13 days ago
A
Retailer 2
-
€223 EUR
$248 USD
View
Final sale: no returns
Retailer 3
-
€229 EUR
$255 USD
View
Price last confirmed 32 days ago
Retailer 4
-
€242 EUR
$269 USD
View
Price last confirmed 31 days ago
Retailer 5
-
€248 EUR
$276 USD
View
Price last confirmed 13 days ago
Retailer 6
-
€248 EUR
$276 USD
View
Price last confirmed 11 days ago
B+
Retailer 7
-
€334 EUR
$372 USD
View
A
Retailer 8
-
€414 EUR
View
A
Retailer 9
-
€426 EUR
ZAR 7,656 ZAR
View
A
Retailer 10
-
€460 EUR
£403 GBP
View
A
Retailer 11
-
€500 EUR
$556 USD
View
B+
Retailer 12
-
€545 EUR
$607 USD
View
A
Retailer 13
-
€579 EUR
A$991 AUD
View
B+
Retailer 14
-
€752 EUR
$837 USD
View
B
Retailer 15
-
€800 EUR
$890 USD
View
B+
Retailer 16
-
€844 EUR
$939 USD
View
B+
Retailer 17
-
€906 EUR
$1,008 USD
View
Retailer 18
-
€939 EUR
$1,045 USD
View
Price last confirmed 11 days ago
B
Retailer 19
-
€998 EUR
£875 GBP
View
Retailer 20
-
€1,003 EUR
SGD 1,509 SGD
View
Price last confirmed 16 days ago
B
Retailer 21
-
€1,009 EUR
$1,123 USD
View
Most Expensive
Brilliant Earth
20685022A · Oct 21
€1,500 EUR
$1,670 USD
View
Price last confirmed 8 days ago
21 more retailers have this diamond
Prices start from €223 EURSave up to €786 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
€223 EUR