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Radiant|Lab Grown|IGI

1.30ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG634437671

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

Certificate IGI LG634437671

Diamond specifications and retailer prices

From €228 EUR
$254 USD
As of October 27, 2026
Save €1,047 EUR (82%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €1,275 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 top-tier cut grade and certified by IGI LG634437671 or 634437671. Listed at 20 retailers as of October 27, 2026, with prices from €228 to €1,275, a €1,047 spread on the same certified stone. Brilliant Earth lists it at €1,275. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle36.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG634437671
Dimensions7.70 × 5.54 × 3.74 mm
L/W Ratio1.39
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
7.70 mm5.54 mm1.30 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG634437671
Side View
Table 66.0%Crown 38.9°Girdle: MediumPavilion 36.3°Culet: NoneDepth 67.5%

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 27
Current: €1,275 EUR|Low: €219 EUR|High: €1,320 EUR|Avg: €636 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
October 29, 2026
Retailer 13€228 EUR
Retailer 6€265 EUR
Retailer 3€283 EUR
Retailer 7€357 EUR
Retailer 11€427 EUR
Retailer 5€472 EUR
Retailer 9€487 EUR
Retailer 10€537 EUR
Retailer 8€690 EUR
Retailer 12€870 EUR
Retailer 4€911 EUR
Retailer 14€1,109 EUR
Retailer 2€1,141 EUR
Brilliant Earth€1,275 EUR

33 data points across 14 retailers

20 retailers€228 EUR to €1,275 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
A
Retailer 7
-
€427 EUR
$475 USD
View
B+
Retailer 8
-
€460 EUR
$512 USD
View
B+
Retailer 9
-
€472 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
-
€537 EUR
£471 GBP
View
B+
Retailer 13
-
€690 EUR
A$1,181 AUD
View
B
Retailer 14
-
€870 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
17975897A · Oct 28
€1,275 EUR
$1,420 USD
View
19 more retailers have this diamond
Prices start from €228 EURSave up to €1,047 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