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Radiant|Lab Grown|IGI

3.17ct H VVS2 Radiant Lab Grown Diamond

EX • H/VVS2 • IGI LG648488471

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

Certificate IGI LG648488471

Diamond specifications and retailer prices

From £481 GBP
$645 USD
As of October 29, 2026
Save £452 GBP (48%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £933 GBP at Friendly Diamonds · As of October 31, 2026
View at Friendly Diamonds

About this 3.17ct lab-grown radiant diamond

This 3.17ct lab-grown radiant sits in the three to five carat band, graded H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG648488471 or 648488471. Listed at 11 retailers as of October 29, 2026, with prices from £481 to £933, a £452 spread on the same certified stone. Friendly Diamonds lists it at £933. 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

3.17
Carat
H
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle27.5°
Pavilion angle34.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG648488471
Dimensions10.45 × 7.18 × 4.82 mm
L/W Ratio1.46
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.45 mm7.18 mm3.17 ctH / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG648488471
Side View
Table 64.0%Crown 27.5°Girdle: MED-STKPavilion 34.5°Culet: NoneDepth 67.1%

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: £933 GBP|Low: £287 GBP|High: £933 GBP|Avg: £565 GBP|+9.1%
Friendly Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 28, 2026
Retailer 8£287 GBP
Retailer 5£318 GBP
Retailer 6£318 GBP
Retailer 9£433 GBP
Retailer 4£481 GBP
Retailer 7£614 GBP
Retailer 2£673 GBP
Retailer 3£691 GBP
Retailer 10£813 GBP
Friendly Diamonds£933 GBP

14 data points across 10 retailers

11 retailers£481 GBP to £933 GBP

Retailer 1
-
£257 GBP
$344 USD
Price last confirmed 25 days ago
Retailer 2
-
£298 GBP
$399 USD
View
Price last confirmed 35 days ago
Retailer 3
-
£318 GBP
$426 USD
View
Price last confirmed 30 days ago
Retailer 4
-
£318 GBP
$426 USD
View
Price last confirmed 21 days ago
Retailer 5
-
£318 GBP
$426 USD
View
Price last confirmed 24 days ago
A
Retailer 6
-
£481 GBP
$645 USD
View
A
Retailer 7
-
£614 GBP
$823 USD
View
A
Retailer 8
-
£673 GBP
A$1,387 AUD
View
A
Retailer 9
-
£691 GBP
ZAR 14,950 ZAR
View
B+
Retailer 10
-
£813 GBP
$1,089 USD
View
Most Expensive
B+
Friendly Diamonds
2037914 · Oct 31
£933 GBP
$1,250 USD
View
10 more retailers have this diamond
Prices start from £481 GBPSave up to £452 GBP

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
3.17ct Radiant
£481 GBP