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Radiant|Lab Grown|IGI

3.88ct D VS1 Radiant Lab Grown Diamond

EX • D/VS1 • IGI LG771667556

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

Certificate IGI LG771667556

Diamond specifications and retailer prices

From €573 EUR
$640 USD
As of October 31, 2026
Save €4,214 EUR (88%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €4,787 EUR at Frank Darling · As of October 30, 2026
View at Frank Darling

About this 3.88ct lab-grown radiant diamond

This 3.88ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG771667556 or 771667556. Listed at 5 retailers as of October 30, 2026, with prices from €573 to €4,787, a €4,214 spread on the same certified stone. Frank Darling lists it at €4,787. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.88
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.8°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG771667556
Dimensions10.95 × 7.72 × 5.24 mm
L/W Ratio1.42
Culet sizePointed
Top View
10.95 mm7.72 mm3.88 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG771667556
Side View
Table 66.0%Crown 47.8°Girdle: MED-STKPavilion 35.5°Culet: NoneDepth 67.9%

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: Oct 31
Current: €4,787 EUR|Low: €382 EUR|High: €4,787 EUR|Avg: €1,952 EUR|-0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 15
October 30, 2026
Retailer 2€573 EUR
Retailer 14€716 EUR
Retailer 8€790 EUR
Retailer 15€841 EUR
Retailer 12€1,001 EUR
Retailer 10€1,155 EUR
Retailer 7€1,416 EUR
Retailer 3€1,802 EUR
Retailer 4€1,934 EUR
Retailer 5€2,030 EUR
Retailer 11€2,325 EUR
Retailer 9€3,249 EUR
Retailer 13€4,252 EUR
Retailer 6€4,538 EUR
Frank Darling€4,787 EUR

19 data points across 15 retailers

5 retailers€573 EUR to €4,787 EUR

A
Cheapest Retailer
-
€573 EUR
$640 USD
Final sale: no returns
B+
Retailer 2
-
€790 EUR
$883 USD
View
Retailer 3
-
€1,155 EUR
$1,290 USD
View
Price last confirmed 18 days ago
Retailer 4
-
€3,249 EUR
$3,630 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Frank Darling
100756378406KD · Oct 30
€4,787 EUR
$5,348 USD
View
4 more retailers have this diamond
Prices start from €573 EURSave up to €4,214 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
3.88ct Radiant
€573 EUR