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Radiant|Lab Grown|IGI

3.91ct D VS1 Radiant Lab Grown Diamond

GD • D/VS1 • IGI LG708563402

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

Certificate IGI LG708563402

Diamond specifications and retailer prices

From €722 EUR
$807 USD
As of October 29, 2026
Save €6,931 EUR (91%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €7,653 EUR at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.91ct lab-grown radiant diamond

This 3.91ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a standard cut grade and certified by IGI LG708563402 or 708563402. Listed at 17 retailers as of October 29, 2026, with prices from €722 to €7,653, a €6,931 spread on the same certified stone. Brilliant Earth lists it at €7,653. 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

3.91
Carat
D
Colour
VS1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.3°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG708563402
Dimensions11.00 × 7.89 × 5.26 mm
L/W Ratio1.39
Culet sizePointed
Top View
11.00 mm7.89 mm3.91 ctD / VS1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG708563402
Side View
Table 68.0%Crown 39.3°Girdle: MediumPavilion 35.2°Culet: NoneDepth 66.7%

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: Oct 29
Current: €7,653 EUR|Low: €722 EUR|High: €7,653 EUR|Avg: €2,347 EUR
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
October 31, 2026
Retailer 6€722 EUR
Retailer 3€931 EUR
Retailer 8€1,047 EUR
Retailer 7€1,050 EUR
Retailer 15€1,249 EUR
Retailer 5€1,479 EUR
Retailer 2€1,829 EUR
Retailer 13€1,863 EUR
Retailer 10€1,986 EUR
Retailer 4€2,739 EUR
Retailer 12€3,099 EUR
Retailer 14€3,401 EUR
Retailer 11€4,831 EUR
Retailer 9€5,684 EUR
Brilliant Earth€7,653 EUR

25 data points across 15 retailers

17 retailers€722 EUR to €7,653 EUR

A
Cheapest Retailer
-
€722 EUR
$807 USD
Final sale: no returns
Retailer 2
-
€754 EUR
$842 USD
View
Price last confirmed 33 days ago
A
Retailer 3
-
€931 EUR
$1,040 USD
View
B+
Retailer 4
-
€1,047 EUR
$1,170 USD
View
A
Retailer 5
-
€1,050 EUR
$1,173 USD
View
Retailer 6
-
€1,249 EUR
View
Price last confirmed 7 days ago
B+
Retailer 7
-
€1,479 EUR
$1,652 USD
View
B+
Retailer 8
-
€1,829 EUR
$2,043 USD
View
Retailer 9
-
€1,863 EUR
A$3,202 AUD
View
Price last confirmed 9 days ago
B+
Retailer 10
-
€1,986 EUR
$2,219 USD
View
Retailer 11
-
€2,739 EUR
A$4,708 AUD
View
Price last confirmed 22 days ago
B
Retailer 12
-
€3,099 EUR
£2,726 GBP
View
Retailer 13
-
€3,401 EUR
$3,800 USD
View
Price last confirmed 12 days ago
B
Retailer 14
-
€4,829 EUR
$5,395 USD
View
B
Retailer 15
-
€4,831 EUR
$5,397 USD
View
B
Retailer 16
-
€5,684 EUR
$6,350 USD
View
Most Expensive
B
Brilliant Earth
16281928A · Oct 29
€7,653 EUR
$8,550 USD
View
16 more retailers have this diamond
Prices start from €722 EURSave up to €6,931 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
3.91ct Radiant
€722 EUR