Radiant|Lab Grown|IGI

1.30ct E VS1 Radiant Lab Grown Diamond

VG • E/VS1 • IGI LG645443634

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

Certificate IGI LG645443634

Diamond specifications and retailer prices

From €228 EUR
$254 USD
As of October 27, 2026
Save €1,048 EUR (82%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €1,276 EUR at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.3ct lab-grown radiant diamond

This 1.3ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG645443634 or 645443634. Listed at 20 retailers as of October 27, 2026, with prices from €228 to €1,276, a €1,048 spread on the same certified stone. Brilliant Earth lists it at €1,276. 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

1.30
Carat
E
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.3°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG645443634
Dimensions7.81 × 5.40 × 3.77 mm
L/W Ratio1.45
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.81 mm5.40 mm1.30 ctE / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG645443634
Side View
Table 66.0%Crown 41.3°Girdle: MED-STKPavilion 37.1°Culet: NoneDepth 69.8%

Caratlytics Score

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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 27
Current: €1,276 EUR|Low: €219 EUR|High: €1,321 EUR|Avg: €590 EUR|-3.4%
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
October 29, 2026
Retailer 15€228 EUR
Retailer 6€265 EUR
Retailer 3€283 EUR
Retailer 7€283 EUR
Retailer 9€357 EUR
Retailer 12€427 EUR
Retailer 5€473 EUR
Retailer 11€487 EUR
Retailer 2€540 EUR
Retailer 10€690 EUR
Retailer 14€871 EUR
Retailer 4€911 EUR
Retailer 13€1,109 EUR
Retailer 8€1,141 EUR
Brilliant Earth€1,276 EUR

35 data points across 15 retailers

20 retailers€228 EUR to €1,276 EUR

A
Cheapest Retailer
-
€228 EUR
$254 USD
A
Retailer 2
-
€255 EUR
$284 USD
View
Final sale: no returns
A
Retailer 3
-
€265 EUR
$295 USD
View
A
Retailer 4
-
€283 EUR
$315 USD
View
A
Retailer 5
-
€283 EUR
$315 USD
View
A
Retailer 6
-
€357 EUR
£313 GBP
View
B+
Retailer 7
-
€427 EUR
$475 USD
View
B+
Retailer 8
-
€460 EUR
$512 USD
View
B+
Retailer 9
-
€473 EUR
$526 USD
View
B+
Retailer 10
-
€487 EUR
ZAR 8,754 ZAR
View
B+
Retailer 11
-
€512 EUR
$570 USD
View
B+
Retailer 12
-
€540 EUR
£473 GBP
View
B+
Retailer 13
-
€690 EUR
A$1,181 AUD
View
B
Retailer 14
-
€871 EUR
$969 USD
View
B
Retailer 15
-
€911 EUR
$1,014 USD
View
B
Retailer 16
-
€957 EUR
$1,065 USD
View
B
Retailer 17
-
€1,109 EUR
£972 GBP
View
B
Retailer 18
-
€1,141 EUR
£1,000 GBP
View
B
Retailer 19
-
€1,228 EUR
$1,367 USD
View
Most Expensive
B
Brilliant Earth
17975956A · Oct 28
€1,276 EUR
$1,420 USD
View
19 more retailers have this diamond
Prices start from €228 EURSave up to €1,048 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
1.30ct Radiant
€228 EUR