Radiant|Lab Grown|IGI

1.25ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG836665404

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

Certificate IGI LG836665404

Diamond specifications and retailer prices

From €198 EUR
$221 USD
As of October 31, 2026
Save €894 EUR (82%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €1,092 EUR at Brilliant Earth · As of October 31, 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 LG836665404 or 836665404. Listed at 13 retailers as of October 31, 2026, with prices from €198 to €1,092, a €894 spread on the same certified stone. Brilliant Earth lists it at €1,092. 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
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.8°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836665404
Dimensions7.60 × 5.24 × 3.57 mm
L/W Ratio1.45
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.60 mm5.24 mm1.25 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836665404
Side View
Table 64.0%Crown 44.8°Girdle: MediumPavilion 34.6°Culet: NoneDepth 68.1%

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 31
Current: €1,092 EUR|Low: €198 EUR|High: €1,101 EUR|Avg: €597 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
November 1, 2026
Retailer 13€198 EUR
Retailer 2€293 EUR
Retailer 9€377 EUR
Retailer 7€381 EUR
Retailer 4€381 EUR
Retailer 6€402 EUR
Retailer 11€439 EUR
Retailer 10€537 EUR
Retailer 5€644 EUR
Retailer 12€708 EUR
Retailer 8€1,032 EUR
Retailer 3€1,062 EUR
Brilliant Earth€1,092 EUR

15 data points across 13 retailers

13 retailers€198 EUR to €1,092 EUR

A
Cheapest Retailer
-
€198 EUR
$221 USD
Final sale: no returns
A
Retailer 2
-
€293 EUR
£258 GBP
View
A
Retailer 3
-
€377 EUR
ZAR 6,806 ZAR
View
A
Retailer 4
-
€381 EUR
View
A
Retailer 5
-
€381 EUR
$426 USD
View
A
Retailer 6
-
€402 EUR
£354 GBP
View
B+
Retailer 7
-
€439 EUR
$491 USD
View
B+
Retailer 8
-
€537 EUR
A$923 AUD
View
Retailer 9
-
€644 EUR
$720 USD
View
Price last confirmed 13 days ago
B
Retailer 10
-
€708 EUR
$791 USD
View
B
Retailer 11
-
€1,032 EUR
£908 GBP
View
B
Retailer 12
-
€1,062 EUR
$1,187 USD
View
Most Expensive
B
Brilliant Earth
22162776A · Oct 31
€1,092 EUR
$1,220 USD
View
12 more retailers have this diamond
Prices start from €198 EURSave up to €894 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
€198 EUR