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Radiant|Lab Grown|IGI

5.37ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG597398625

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

Certificate IGI LG597398625

Diamond specifications and retailer prices

From €871 EUR
$977 USD
As of October 28, 2026
Save €2,909 EUR (77%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €3,780 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 5.37ct lab-grown radiant diamond

This 5.37ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG597398625 or 597398625. Listed at 11 retailers as of October 28, 2026, with prices from €871 to €3,780, a €2,909 spread on the same certified stone. Brilliant Earth lists it at €3,780. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

5.37
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.3°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG597398625
Dimensions12.54 × 8.53 × 5.83 mm
L/W Ratio1.47
Culet sizePointed
Top View
12.54 mm8.53 mm5.37 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG597398625
Side View
Table 65.0%Crown 44.3°Girdle: MediumPavilion 36°Culet: NoneDepth 68.3%

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: €3,780 EUR|Low: €507 EUR|High: €7,338 EUR|Avg: €1,672 EUR|-48.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 8€507 EUR
Retailer 3€561 EUR
Retailer 4€682 EUR
Retailer 11€871 EUR
Retailer 2€929 EUR
Retailer 7€954 EUR
Retailer 10€963 EUR
Retailer 9€1,273 EUR
Retailer 6€1,448 EUR
Retailer 5€2,346 EUR
Brilliant Earth€3,780 EUR

31 data points across 11 retailers

11 retailers€871 EUR to €3,780 EUR

Retailer 1
-
€507 EUR
$569 USD
Price last confirmed 36 days ago
Retailer 2
-
€554 EUR
$621 USD
View
Price last confirmed 36 days ago
Retailer 3
-
€682 EUR
$765 USD
View
Price last confirmed 5 days ago
B+
Retailer 4
-
€871 EUR
$977 USD
View
A
Retailer 5
-
€929 EUR
£820 GBP
View
Retailer 6
-
€954 EUR
View
Price last confirmed 10 days ago
A
Retailer 7
-
€963 EUR
$1,080 USD
View
B+
Retailer 8
-
€1,273 EUR
$1,428 USD
View
B+
Retailer 9
-
€1,448 EUR
$1,624 USD
View
B
Retailer 10
-
€2,346 EUR
£2,072 GBP
View
Price last confirmed 7 days ago
Most Expensive
B
Brilliant Earth
8406814A · Oct 30
€3,780 EUR
$4,240 USD
View
10 more retailers have this diamond
Prices start from €871 EURSave up to €2,909 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
5.37ct Radiant
€871 EUR