Radiant|Lab Grown|IGI

3.09ct G VS1 Radiant Lab Grown Diamond

EX • G/VS1 • IGI LG694580135

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

Certificate IGI LG694580135

Diamond specifications and retailer prices

From £853 GBP
$1,143 USD
As of October 30, 2026
Save £2,937 GBP (77%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £3,790 GBP at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

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 LG694580135 or 694580135. Listed at 16 retailers as of October 30, 2026, with prices from £853 to £3,790, a £2,937 spread on the same certified stone. Taylor and Hart lists it at £3,790. 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 angle23.8°
Pavilion angle41.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG694580135
Dimensions11.11 × 7.00 × 4.26 mm
L/W Ratio1.59
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.11 mm7.00 mm3.09 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG694580135
Side View
Table 60.0%Crown 23.8°Girdle: MED-STKPavilion 41.9°Culet: LargeDepth 60.9%

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: £2,234 GBP|Low: £819 GBP|High: £3,217 GBP|Avg: £1,900 GBP|-0.1%
Retailer 1
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 31, 2026
Retailer 13£853 GBP
Retailer 10£928 GBP
Retailer 6£985 GBP
Retailer 12£989 GBP
Retailer 14£1,119 GBP
Retailer 7£1,423 GBP
Retailer 3£1,572 GBP
Retailer 11£1,854 GBP
Retailer 1£2,234 GBP
Retailer 8£2,297 GBP
Retailer 5£2,730 GBP
Retailer 2£2,864 GBP
Retailer 4£3,168 GBP
Retailer 9£3,195 GBP

44 data points across 14 retailers

16 retailers£853 GBP to £3,790 GBP

A
Cheapest Retailer
-
£853 GBP
$1,143 USD
A
Retailer 2
-
£928 GBP
$1,243 USD
View
B+
Retailer 3
-
£985 GBP
$1,320 USD
View
A
Retailer 4
-
£989 GBP
$1,325 USD
View
B+
Retailer 5
-
£1,119 GBP
$1,500 USD
View
B+
Retailer 6
-
£1,423 GBP
View
B
Retailer 7
-
£1,572 GBP
$2,106 USD
View
B
Retailer 8
-
£1,854 GBP
$2,484 USD
View
B
Retailer 9
-
£1,949 GBP
$2,612 USD
View
B
Retailer 10
-
£2,234 GBP
A$4,605 AUD
View
B
Retailer 11
-
£2,297 GBP
ZAR 49,721 ZAR
View
B
Retailer 12
-
£2,730 GBP
View
B
Retailer 13
-
£2,864 GBP
$3,837 USD
View
B
Retailer 14
-
£3,168 GBP
SGD 5,737 SGD
View
B
Retailer 15
-
£3,195 GBP
View
Most Expensive
B
Taylor and Hart
G6PP5MQ · Oct 31
£3,790 GBP
$5,078 USD
View
15 more retailers have this diamond
Prices start from £853 GBPSave up to £2,937 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
3.09ct Radiant
£853 GBP