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Round|Lab Grown|IGI

1.25ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG836610431

Shape and cutting style on the report: Round brilliant

Certificate IGI LG836610431

Diamond specifications and retailer prices

From €258 EUR
$288 USD
As of October 29, 2026
Save €1,335 EUR (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €1,593 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.25ct lab-grown round diamond

This 1.25ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836610431 or 836610431. Listed at 18 retailers as of October 29, 2026, with prices from €258 to €1,593, a €1,335 spread on the same certified stone. Brilliant Earth lists it at €1,593. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836610431
Dimensions6.88 × 6.93 × 4.28 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.88 mm6.93 mm1.25 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836610431
Side View
Table 56.0%Crown 36°Girdle: MediumPavilion 40.5°Culet: NoneDepth 62.1%

Caratlytics Score

How it works →
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 29
Current: €1,593 EUR|Low: €258 EUR|High: €1,593 EUR|Avg: €709 EUR
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
October 30, 2026
Retailer 12€258 EUR
Retailer 16€288 EUR
Retailer 8€300 EUR
Retailer 7€320 EUR
Retailer 17€452 EUR
Retailer 4€461 EUR
Retailer 2€518 EUR
Retailer 13€524 EUR
Retailer 18€550 EUR
Retailer 11€564 EUR
Retailer 15€610 EUR
Retailer 5€633 EUR
Retailer 9€715 EUR
Retailer 6€1,029 EUR
Retailer 10€1,073 EUR
Retailer 14€1,290 EUR
Retailer 3€1,321 EUR
Brilliant Earth€1,593 EUR

5 data points across 18 retailers

18 retailers€258 EUR to €1,593 EUR

A
Cheapest Retailer
-
€258 EUR
$288 USD
A
Retailer 2
-
€288 EUR
$322 USD
View
Final sale: no returns
A
Retailer 3
-
€300 EUR
$335 USD
View
A
Retailer 4
-
€320 EUR
$358 USD
View
A
Retailer 5
-
€452 EUR
$505 USD
View
A
Retailer 6
-
€461 EUR
$515 USD
View
A
Retailer 7
-
€518 EUR
£456 GBP
View
A
Retailer 8
-
€524 EUR
View
A
Retailer 9
-
€550 EUR
ZAR 9,927 ZAR
View
A
Retailer 10
-
€564 EUR
£497 GBP
View
A
Retailer 11
-
€610 EUR
$682 USD
View
A
Retailer 12
-
€633 EUR
$707 USD
View
B+
Retailer 13
-
€715 EUR
$799 USD
View
B+
Retailer 14
-
€1,029 EUR
$1,150 USD
View
B+
Retailer 15
-
€1,073 EUR
$1,199 USD
View
B
Retailer 16
-
€1,290 EUR
£1,135 GBP
View
B
Retailer 17
-
€1,321 EUR
$1,476 USD
View
Most Expensive
B
Brilliant Earth
22318782A · Oct 30
€1,593 EUR
$1,780 USD
View
17 more retailers have this diamond
Prices start from €258 EURSave up to €1,335 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
1.25ct Round
€258 EUR