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Radiant|Lab Grown|IGI

1.25ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG836664425

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

Certificate IGI LG836664425

Diamond specifications and retailer prices

From €199 EUR
As of November 4, 2026
Save €892 EUR (82%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €1,091 EUR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.25ct lab-grown radiant diamond

This 1.25ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG836664425 or 836664425. Listed at 14 retailers as of November 2, 2026, with prices from €199 to €1,091, a €892 spread on the same certified stone. Brilliant Earth lists it at €1,091. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.3°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836664425
Dimensions7.90 × 5.24 × 3.52 mm
L/W Ratio1.51
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.90 mm5.24 mm1.25 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836664425
Side View
Table 65.0%Crown 42.3°Girdle: MediumPavilion 34.4°Culet: NoneDepth 67.2%

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: Nov 4
Current: €1,091 EUR|Low: €198 EUR|High: €1,100 EUR|Avg: €596 EUR|-0.8%
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
November 4, 2026
Retailer 2€199 EUR
Retailer 12€295 EUR
Retailer 14€378 EUR
Retailer 4€380 EUR
Retailer 10€386 EUR
Retailer 11€397 EUR
Retailer 6€439 EUR
Retailer 13€535 EUR
Retailer 5€644 EUR
Retailer 8€715 EUR
Retailer 7€759 EUR
Retailer 3€1,025 EUR
Retailer 9€1,066 EUR
Brilliant Earth€1,091 EUR

26 data points across 14 retailers

14 retailers€199 EUR to €1,091 EUR

A
Cheapest Retailer
-
€199 EUR
Final sale: no returns
A
Retailer 2
-
€295 EUR
View
A
Retailer 3
-
€378 EUR
View
A
Retailer 4
-
€380 EUR
View
A
Retailer 5
-
€386 EUR
View
A
Retailer 6
-
€397 EUR
View
B+
Retailer 7
-
€439 EUR
View
B+
Retailer 8
-
€535 EUR
View
Retailer 9
-
€644 EUR
View
Price last confirmed 16 days ago
B
Retailer 10
-
€715 EUR
View
B
Retailer 11
-
€759 EUR
View
B
Retailer 12
-
€1,025 EUR
View
B
Retailer 13
-
€1,066 EUR
View
Most Expensive
B
Brilliant Earth
21756732A · Nov 2
€1,091 EUR
$1,220 USD
View
13 more retailers have this diamond
Prices start from €199 EURSave up to €892 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 Radiant
€199 EUR