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Radiant|Lab Grown|IGI

1.51ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG692548588

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

Certificate IGI LG692548588

Diamond specifications and retailer prices

From €187 EUR
As of November 4, 2026
Save €1,188 EUR (86%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: €1,376 EUR at Brilliant Earth · As of November 4, 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 D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG692548588 or 692548588. Listed at 25 retailers as of November 4, 2026, with prices from €187 to €1,376, a €1,188 spread on the same certified stone. Brilliant Earth lists it at €1,376. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.8°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG692548588
Dimensions6.79 × 6.15 × 4.14 mm
L/W Ratio1.10
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
6.79 mm6.15 mm1.51 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG692548588
Side View
Table 73.0%Crown 45.8°Girdle: Slightly ThickPavilion 34.4°Culet: NoneDepth 67.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: €1,376 EUR|Low: €179 EUR|High: €1,562 EUR|Avg: €565 EUR|-11.9%
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 5, 2026
Retailer 4€187 EUR
Retailer 15€209 EUR
Retailer 8€217 EUR
Retailer 5€232 EUR
Retailer 9€232 EUR
Retailer 16€328 EUR
Retailer 14€375 EUR
Retailer 13€399 EUR
Retailer 2€423 EUR
Retailer 10€458 EUR
Retailer 12€540 EUR
Retailer 7€745 EUR
Retailer 3€747 EUR
Retailer 6€786 EUR
Retailer 17€837 EUR
Retailer 11€928 EUR
Retailer 18€954 EUR
Brilliant Earth€1,376 EUR

45 data points across 18 retailers

25 retailers€187 EUR to €1,376 EUR

A
Cheapest Retailer
-
€187 EUR
A
Retailer 2
-
€209 EUR
View
Final sale: no returns
A
Retailer 3
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€217 EUR
View
A
Retailer 4
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€232 EUR
View
Retailer 5
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€232 EUR
View
Price last confirmed 11 days ago
A
Retailer 6
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€261 EUR
View
B+
Retailer 7
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€328 EUR
View
A
Retailer 8
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€375 EUR
View
A
Retailer 9
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€399 EUR
View
A
Retailer 10
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€423 EUR
View
A
Retailer 11
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€457 EUR
View
A
Retailer 12
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€458 EUR
View
A
Retailer 13
-
€540 EUR
View
B+
Retailer 14
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€745 EUR
View
B+
Retailer 15
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€747 EUR
View
B+
Retailer 16
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€753 EUR
View
B+
Retailer 17
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€786 EUR
View
B+
Retailer 18
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€792 EUR
View
Retailer 19
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€837 EUR
View
Price last confirmed 7 days ago
B
Retailer 20
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€906 EUR
View
B
Retailer 21
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€928 EUR
View
B
Retailer 22
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€943 EUR
View
Retailer 23
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€954 EUR
View
Price last confirmed 18 days ago
B
Retailer 24
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€1,089 EUR
View
Most Expensive
B
Brilliant Earth
17805036A · Nov 4
€1,376 EUR
$1,550 USD
View
24 more retailers have this diamond
Prices start from €187 EURSave up to €1,188 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
€187 EUR