Radiant|Lab Grown|IGI

3.09ct G VS1 Radiant Lab Grown Diamond

EX • G/VS1 • IGI LG760568845

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

Certificate IGI LG760568845

Diamond specifications and retailer prices

From £500 GBP
$670 USD
As of October 30, 2026
Save £865 GBP (63%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £1,613 GBP at Rare Carat · As of September 9, 2026
View at Rare Carat

About this 3.09ct lab-grown radiant diamond

This 3.09ct lab-grown radiant sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG760568845 or 760568845. Listed at 5 retailers as of October 30, 2026, with a 173% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.09
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.5°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG760568845
Dimensions10.34 × 7.18 × 4.77 mm
L/W Ratio1.44
Culet sizePointed
Top View
10.34 mm7.18 mm3.09 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG760568845
Side View
Table 65.0%Crown 46.5°Girdle: MediumPavilion 34.8°Culet: NoneDepth 66.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £1,613 GBP|Low: £204 GBP|High: £2,368 GBP|Avg: £1,138 GBP|-2.9%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 30, 2026
Retailer 8£328 GBP
Retailer 2£500 GBP
Retailer 12£542 GBP
Retailer 7£579 GBP
Retailer 9£613 GBP
Retailer 13£749 GBP
Retailer 3£850 GBP
Retailer 6£1,032 GBP
Retailer 10£1,281 GBP
Retailer 4£1,307 GBP
Retailer 5£1,365 GBP
Rare Carat£1,613 GBP
Retailer 14£2,277 GBP
Retailer 11£2,351 GBP

55 data points across 14 retailers

5 retailers£500 GBP to £1,365 GBP

B+
Cheapest Retailer
-
£500 GBP
$670 USD
Retailer 2
-
£749 GBP
ZAR 16,215 ZAR
View
Price last confirmed 66 days ago
B+
Retailer 3
-
£1,032 GBP
CA$1,921 CAD
View
B+
Retailer 4
-
£1,365 GBP
$1,829 USD
View
Most Expensive
Rare Carat
760568845 · Sep 9
£1,613 GBP
$2,161 USD
View
Price last confirmed 52 days ago
4 more retailers have this diamond
Prices start from £500 GBPSave up to £865 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.

B+
3.09ct Radiant
£500 GBP