CaratHunter
Plans
Round|Lab Grown|IGI

1.05ct E IF Round Lab Grown Diamond

EX • E/IF • IGI LG801631502

Shape and cutting style on the report: Round brilliant

Certificate IGI LG801631502

Diamond specifications and retailer prices

From €197 EUR
$220 USD
As of October 29, 2026
Save €1,468 EUR (88%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €1,665 EUR at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 1.05ct lab-grown round diamond

This 1.05ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG801631502 or 801631502. Listed at 23 retailers as of October 26, 2026, with prices from €197 to €1,665, a €1,468 spread on the same certified stone. Brilliant Earth lists it at €1,665. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801631502
Dimensions6.48 × 6.46 × 4.06 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.48 mm6.46 mm1.05 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801631502
Side View
Table 57.0%Crown 35.7°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.8%

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 29
Current: €1,665 EUR|Low: €197 EUR|High: €1,826 EUR|Avg: €583 EUR|-8.8%
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
October 30, 2026
Retailer 20€197 EUR
Retailer 3€219 EUR
Retailer 10€228 EUR
Retailer 4€244 EUR
Retailer 14€244 EUR
Retailer 8€275 EUR
Retailer 22€329 EUR
Retailer 2€395 EUR
Retailer 16€401 EUR
Retailer 18€419 EUR
Retailer 13€452 EUR
Retailer 6€455 EUR
Retailer 15€456 EUR
Retailer 19€596 EUR
Retailer 9€672 EUR
Retailer 7€784 EUR
Retailer 21€787 EUR
Retailer 12€832 EUR
Retailer 11€856 EUR
Retailer 17€983 EUR
Retailer 5€1,125 EUR
Brilliant Earth€1,665 EUR

24 data points across 22 retailers

23 retailers€197 EUR to €1,665 EUR

A
Cheapest Retailer
-
€197 EUR
$220 USD
A
Retailer 2
-
€219 EUR
$245 USD
View
Final sale: no returns
A
Retailer 3
-
€228 EUR
$255 USD
View
A
Retailer 4
-
€244 EUR
$273 USD
View
A
Retailer 5
-
€244 EUR
$273 USD
View
A
Retailer 6
-
€275 EUR
HK$2,400 HKD
View
A
Retailer 7
-
€329 EUR
$368 USD
View
A
Retailer 8
-
€395 EUR
£347 GBP
View
A
Retailer 9
-
€401 EUR
View
A
Retailer 10
-
€419 EUR
ZAR 7,565 ZAR
View
A
Retailer 11
-
€452 EUR
£398 GBP
View
A
Retailer 12
-
€455 EUR
$508 USD
View
A
Retailer 13
-
€456 EUR
$509 USD
View
B+
Retailer 14
-
€596 EUR
A$1,025 AUD
View
B+
Retailer 15
-
€672 EUR
SGD 1,015 SGD
View
B+
Retailer 16
-
€784 EUR
$876 USD
View
B+
Retailer 17
-
€787 EUR
$879 USD
View
B+
Retailer 18
-
€832 EUR
$929 USD
View
B+
Retailer 19
-
€856 EUR
$956 USD
View
B+
Retailer 20
-
€983 EUR
£865 GBP
View
B
Retailer 21
-
€1,125 EUR
$1,257 USD
View
B
Retailer 22
-
€1,259 EUR
$1,407 USD
View
Most Expensive
B
Brilliant Earth
20216100A · Oct 26
€1,665 EUR
$1,860 USD
View
22 more retailers have this diamond
Prices start from €197 EURSave up to €1,468 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
1.05ct Round
€197 EUR