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Radiant|Lab Grown|IGI

3.16ct E VVS1 Radiant Lab Grown Diamond

VG • E/VVS1 • IGI LG821655501

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

Certificate IGI LG821655501

Diamond specifications and retailer prices

From $2,377 AUD
£1,315 GBP
As of October 30, 2026
Save $3,178 AUD (57%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $5,555 AUD at With Clarity · As of October 30, 2026
View at With Clarity

About this 3.16ct lab-grown radiant diamond

This 3.16ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LG821655501 or 821655501. Listed at 7 retailers as of October 30, 2026, with prices from $2,377 to $5,555, a $3,178 spread on the same certified stone. With Clarity lists it at $5,555. 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

3.16
Carat
E
Colour
VVS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.8°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821655501
Dimensions10.20 × 7.51 × 5.14 mm
L/W Ratio1.36
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
10.20 mm7.51 mm3.16 ctE / VVS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821655501
Side View
Table 63.0%Crown 38.8°Girdle: MED-STKPavilion 38.3°Culet: NoneDepth 68.4%

Caratlytics Score

How it works →
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 30
Current: $2,377 AUD|Low: $2,363 AUD|High: $5,444 AUD|Avg: $3,796 AUD|-1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
With Clarity
October 30, 2026
Retailer 1$2,377 AUD
Retailer 4$2,470 AUD
Retailer 3$2,602 AUD
Retailer 5$2,884 AUD
Retailer 2$5,259 AUD
Retailer 6$5,366 AUD
With Clarity$5,444 AUD

30 data points across 7 retailers

7 retailers$2,377 AUD to $5,555 AUD

A
Cheapest Retailer
-
$2,377 AUD
£1,315 GBP
A
Retailer 2
-
$2,470 AUD
$1,735 USD
View
Retailer 3
-
$2,602 AUD
€1,741 EUR
View
Price last confirmed 7 days ago
B+
Retailer 4
-
$2,884 AUD
$2,026 USD
View
B
Retailer 5
-
$5,259 AUD
£2,909 GBP
View
B
Retailer 6
-
$5,366 AUD
$3,769 USD
View
Most Expensive
B
With Clarity
821655501 · Oct 30
$5,555 AUD
$3,902 USD
View
6 more retailers have this diamond
Prices start from $2,377 AUDSave up to $3,178 AUD

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
3.16ct Radiant
$2,377 AUD