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Radiant|Lab Grown|IGI

1.51ct F VS2 Radiant Lab Grown Diamond

VG • F/VS2 • IGI LG771602456

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

Certificate IGI LG771602456

Diamond specifications and retailer prices

From €173 EUR
$194 USD
As of November 2, 2026
Save €1,147 EUR (87%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €1,320 EUR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

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 F colour (colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG771602456 or 771602456. Listed at 18 retailers as of November 2, 2026, with prices from €173 to €1,320, a €1,147 spread on the same certified stone. Brilliant Earth lists it at €1,320. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.51
Carat
F
Color
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.8°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG771602456
Dimensions7.78 × 5.59 × 3.81 mm
L/W Ratio1.39
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.78 mm5.59 mm1.51 ctF / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG771602456
Side View
Table 66.0%Crown 46.8°Girdle: THK-VTKPavilion 34.6°Culet: NoneDepth 68.1%

Caratlytics Score

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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: Nov 2
Current: €1,320 EUR|Low: €169 EUR|High: €1,596 EUR|Avg: €588 EUR|-17.3%
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
November 2, 2026
Retailer 18€173 EUR
Retailer 17€193 EUR
Retailer 12€201 EUR
Retailer 5€215 EUR
Retailer 10€217 EUR
Retailer 7€376 EUR
Retailer 11€392 EUR
Retailer 8€427 EUR
Retailer 16€511 EUR
Retailer 2€560 EUR
Retailer 14€691 EUR
Retailer 3€700 EUR
Retailer 4€739 EUR
Retailer 6€739 EUR
Retailer 9€798 EUR
Retailer 15€894 EUR
Retailer 13€1,005 EUR
Brilliant Earth€1,320 EUR

31 data points across 18 retailers

18 retailers€173 EUR to €1,320 EUR

A
Cheapest Retailer
-
€173 EUR
$194 USD
A
Retailer 2
-
€193 EUR
$217 USD
View
Final sale: no returns
A
Retailer 3
-
€201 EUR
$226 USD
View
A
Retailer 4
-
€215 EUR
$241 USD
View
Retailer 5
-
€217 EUR
$243 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
€376 EUR
$422 USD
View
A
Retailer 7
-
€392 EUR
£346 GBP
View
A
Retailer 8
-
€427 EUR
$479 USD
View
A
Retailer 9
-
€511 EUR
$573 USD
View
B+
Retailer 10
-
€560 EUR
$628 USD
View
B+
Retailer 11
-
€691 EUR
$775 USD
View
B+
Retailer 12
-
€700 EUR
SGD 1,061 SGD
View
B+
Retailer 13
-
€739 EUR
$829 USD
View
B+
Retailer 14
-
€739 EUR
A$1,276 AUD
View
B+
Retailer 15
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€798 EUR
$895 USD
View
B
Retailer 16
-
€894 EUR
$1,003 USD
View
B
Retailer 17
-
€1,005 EUR
£888 GBP
View
Most Expensive
B
Brilliant Earth
21496719A · Nov 2
€1,320 EUR
$1,480 USD
View
17 more retailers have this diamond
Prices start from €173 EURSave up to €1,147 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
€173 EUR