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Radiant|Lab Grown|IGI

3.18ct E VS2 Radiant Lab Grown Diamond

EX • E/VS2 • IGI LG685590813

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

Certificate IGI LG685590813

Diamond specifications and retailer prices

From $2,675 NZD
£1,187 GBP
As of October 29, 2026
1 retailer carries this diamond
Only listing: $2,675 NZD at Diamond Quarter
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Diamond Quarter

About this 3.18ct lab-grown radiant diamond

This 3.18ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG685590813 or 685590813. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

3.18
Carat
E
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.6°
Pavilion angle34.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG685590813
Dimensions10.52 × 7.06 × 4.82 mm
L/W Ratio1.49
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.52 mm7.06 mm3.18 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG685590813
Side View
Table 66.0%Crown 41.6°Girdle: MediumPavilion 34.2°CuletDepth 68.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 29
Current: $2,675 NZD|Low: $2,675 NZD|High: $2,675 NZD|Avg: $2,675 NZD
September 26, 2026
Diamond Quarter$2,675 NZD

1 data point across 1 retailer

1 retailer

B+
Diamond Quarter
3.18VS2ELG137DA5N · Oct 29
$2,675 NZD
£1,187 GBP
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B+
3.18ct Radiant
$2,675 NZD