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Radiant|Lab Grown|IGI

1.53ct F SI1 Radiant Lab Grown Diamond

GD • F/SI1 • IGI LG615383108

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

Certificate IGI LG615383108

Diamond specifications and retailer prices

From €209 EUR
As of November 1, 2026
Save €920 EUR (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €1,129 EUR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.53ct lab-grown radiant diamond

This 1.53ct lab-grown radiant sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG615383108 or 615383108. Listed at 16 retailers as of November 1, 2026, with prices from €209 to €1,129, a €920 spread on the same certified stone. Brilliant Earth lists it at €1,129. 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

1.53
Carat
F
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG615383108
Dimensions8.10 × 5.87 × 3.99 mm
L/W Ratio1.38
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.10 mm5.87 mm1.53 ctF / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG615383108
Side View
Table 67.0%Crown 37.1°Girdle: MediumPavilion 38.9°Culet: NoneDepth 68.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €1,129 EUR|Low: €173 EUR|High: €1,164 EUR|Avg: €516 EUR|-3.1%
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
November 2, 2026
Retailer 12€180 EUR
Retailer 5€209 EUR
Retailer 11€224 EUR
Retailer 14€224 EUR
Retailer 10€288 EUR
Retailer 9€383 EUR
Retailer 4€388 EUR
Retailer 7€409 EUR
Retailer 6€454 EUR
Retailer 2€605 EUR
Retailer 13€681 EUR
Retailer 3€718 EUR
Retailer 8€1,045 EUR
Brilliant Earth€1,129 EUR

41 data points across 14 retailers

16 retailers€209 EUR to €1,129 EUR

Retailer 1
-
€180 EUR
Price last confirmed 8 days ago
B+
Retailer 2
-
€209 EUR
View
B+
Retailer 3
-
€224 EUR
View
Retailer 4
-
€224 EUR
View
Price last confirmed 13 days ago
B+
Retailer 5
-
€383 EUR
View
B
Retailer 6
-
€388 EUR
View
B+
Retailer 7
-
€409 EUR
View
B+
Retailer 8
-
€424 EUR
View
B+
Retailer 9
-
€454 EUR
View
B+
Retailer 10
-
€597 EUR
View
B+
Retailer 11
-
€605 EUR
View
Retailer 12
-
€681 EUR
View
Price last confirmed 10 days ago
B
Retailer 13
-
€718 EUR
View
B
Retailer 14
-
€766 EUR
View
B
Retailer 15
-
€1,045 EUR
View
Most Expensive
B
Brilliant Earth
19001599A · Nov 2
€1,129 EUR
$1,260 USD
View
15 more retailers have this diamond
Prices start from €209 EURSave up to €920 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.

B+
1.53ct Radiant
€209 EUR