Radiant|Lab Grown|IGI

1.51ct D VVS1 Radiant Lab Grown Diamond

ID • D/VVS1 • IGI LG631468449

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

Certificate IGI LG631468449

Diamond specifications and retailer prices

From €228 EUR
As of November 4, 2026
Save €991 EUR (81%) vs most expensive(unlock to see where)
31 retailers carry this diamond
Most expensive: €1,416 EUR at Rare Carat · As of August 31, 2026
View at Rare Carat

About this 1.51ct lab-grown radiant diamond

This 1.51ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG631468449 or 631468449. Listed at 31 retailers as of November 4, 2026, with a 435% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle32.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG631468449
Dimensions5.73 × 5.73 × 3.72 mm
L/W Ratio1.00
Culet sizePointed
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
5.73 mm5.73 mm1.51 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG631468449
Side View
Table 64.0%Crown 33.7°Girdle: MediumPavilion 32.6°Culet: NoneDepth 64.9%

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: €533 EUR|Low: €228 EUR|High: €1,219 EUR|Avg: €703 EUR|-2.1%
Retailer 1
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
November 5, 2026
Retailer 20€228 EUR
Retailer 17€255 EUR
Retailer 9€329 EUR
Retailer 3€399 EUR
Retailer 18€426 EUR
Retailer 16€469 EUR
Retailer 15€487 EUR
Retailer 7€516 EUR
Retailer 1€533 EUR
Retailer 5€599 EUR
Retailer 8€625 EUR
Retailer 14€660 EUR
Retailer 19€868 EUR
Retailer 13€923 EUR
Retailer 10€953 EUR
Retailer 11€954 EUR
Retailer 6€1,112 EUR
Retailer 12€1,129 EUR
Retailer 2€1,148 EUR
Retailer 4€1,219 EUR

41 data points across 20 retailers

31 retailers€228 EUR to €1,219 EUR

A
Cheapest Retailer
-
€228 EUR
Retailer 2
-
€228 EUR
View
Price last confirmed 28 days ago
Retailer 3
-
€236 EUR
View
Price last confirmed 36 days ago
A
Retailer 4
-
€255 EUR
View
Final sale: no returns
Retailer 5
-
€273 EUR
View
Price last confirmed 39 days ago
Retailer 6
-
€282 EUR
View
Price last confirmed 33 days ago
Retailer 7
-
€288 EUR
View
Price last confirmed 37 days ago
A
Retailer 8
-
€329 EUR
View
B+
Retailer 9
-
€399 EUR
View
A
Retailer 10
-
€426 EUR
View
A
Retailer 11
-
€469 EUR
View
A
Retailer 12
-
€487 EUR
View
A
Retailer 13
-
€516 EUR
View
Retailer 14
-
€525 EUR
View
Price last confirmed 21 days ago
A
Retailer 15
-
€533 EUR
View
A
Retailer 16
-
€599 EUR
View
B+
Retailer 17
-
€625 EUR
View
B+
Retailer 18
-
€660 EUR
View
B+
Retailer 19
-
€868 EUR
View
B+
Retailer 20
-
€908 EUR
View
Retailer 21
-
€908 EUR
View
Price last confirmed 26 days ago
B+
Retailer 22
-
€923 EUR
View
Retailer 23
-
€940 EUR
View
Price last confirmed 36 days ago
B+
Retailer 24
-
€953 EUR
View
B+
Retailer 25
-
€954 EUR
View
B
Retailer 26
-
€1,112 EUR
View
B+
Retailer 27
-
€1,129 EUR
View
Retailer 28
-
€1,148 EUR
View
Price last confirmed 28 days ago
B
Retailer 29
-
€1,218 EUR
View
B
Retailer 30
-
€1,219 EUR
View
Most Expensive
Rare Carat
23658-2036-81_l_631468449 · Aug 31
€1,416 EUR
$1,596 USD
View
Price last confirmed 65 days ago
30 more retailers have this diamond
Prices start from €228 EURSave up to €991 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
1.51ct Radiant
€228 EUR