Radiant|Lab Grown|IGI

4.78ct G VVS1 Radiant Lab Grown Diamond

EX • G/VVS1 • IGI LG844631746

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

Certificate IGI LG844631746

Diamond specifications and retailer prices

From €670 EUR
$748 USD
As of November 1, 2026
Save €4,432 EUR (87%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €5,102 EUR at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 4.78ct lab-grown radiant diamond

This 4.78ct lab-grown radiant sits in the three to five carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG844631746 or 844631746. Listed at 3 retailers as of November 1, 2026, with prices from €670 to €5,102, a €4,432 spread on the same certified stone. Rare Carat lists it at €5,102. 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

4.78
Carat
G
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.3°
Pavilion angle36.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844631746
Dimensions11.61 × 8.36 × 5.67 mm
L/W Ratio1.39
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.61 mm8.36 mm4.78 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844631746
Side View
Table 66.0%Crown 47.3°Girdle: MediumPavilion 36.2°Culet: NoneDepth 67.8%

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 1
Current: €5,102 EUR|Low: €670 EUR|High: €5,156 EUR|Avg: €2,453 EUR|-1.0%
Rare Carat
Retailer 2
Retailer 3
November 2, 2026
Retailer 3€670 EUR
Retailer 2€1,154 EUR
Rare Carat€5,102 EUR

21 data points across 3 retailers

3 retailers€670 EUR to €5,102 EUR

A
Cheapest Retailer
-
€670 EUR
$748 USD
Final sale: no returns
A
Retailer 2
-
€1,154 EUR
£1,015 GBP
View
Most Expensive
B
Rare Carat
844631746 · Nov 1
€5,102 EUR
$5,700 USD
View
2 more retailers have this diamond
Prices start from €670 EURSave up to €4,432 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
4.78ct Radiant
€670 EUR