CaratHunter
Plans
Round|Lab Grown|IGI

3.05ct G VVS1 Round Lab Grown Diamond

EX • G/VVS1 • IGI LG837621091

Shape and cutting style on the report: Round brilliant

Certificate IGI LG837621091

Diamond specifications and retailer prices

From £347 GBP
$465 USD
As of November 1, 2026
Save £3,902 GBP (92%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £4,739 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.05ct lab-grown round diamond

This 3.05ct lab-grown round sits in the three to five carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG837621091 or 837621091. Listed at 21 retailers as of October 30, 2026, with a 1124% 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

3.05
Carat
G
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837621091
Dimensions9.47 × 9.43 × 5.62 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.47 mm9.43 mm3.05 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837621091
Side View
Table 59.0%Crown 32.7°Girdle: MediumPavilion 40.6°Culet: NoneDepth 59.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £4,739 GBP|Low: £337 GBP|High: £4,739 GBP|Avg: £1,336 GBP
Brilliant Earth
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 1, 2026
Retailer 19£347 GBP
Retailer 17£389 GBP
Retailer 3£431 GBP
Retailer 4£478 GBP
Retailer 20£537 GBP
Retailer 9£578 GBP
Retailer 15£639 GBP
Retailer 13£706 GBP
Retailer 18£910 GBP
Retailer 5£935 GBP
Retailer 16£983 GBP
Retailer 7£1,035 GBP
Retailer 11£1,384 GBP
Retailer 10£1,393 GBP
Retailer 8£1,407 GBP
Retailer 14£1,526 GBP
Retailer 2£1,582 GBP
Retailer 6£1,911 GBP
Retailer 12£4,249 GBP
Brilliant Earth£4,739 GBP

36 data points across 20 retailers

21 retailers£347 GBP to £4,249 GBP

A
Cheapest Retailer
-
£347 GBP
$465 USD
A
Retailer 2
-
£389 GBP
$521 USD
View
A
Retailer 3
-
£431 GBP
$577 USD
View
Retailer 4
-
£435 GBP
$583 USD
View
Price last confirmed 16 days ago
A
Retailer 5
-
£478 GBP
HK$5,000 HKD
View
A
Retailer 6
-
£537 GBP
$720 USD
View
B+
Retailer 7
-
£578 GBP
$775 USD
View
A
Retailer 8
-
£639 GBP
€816 EUR
View
A
Retailer 9
-
£706 GBP
View
B+
Retailer 10
-
£910 GBP
A$1,875 AUD
View
B+
Retailer 11
-
£935 GBP
ZAR 20,237 ZAR
View
B+
Retailer 12
-
£983 GBP
$1,317 USD
View
B+
Retailer 13
-
£1,035 GBP
$1,387 USD
View
B
Retailer 14
-
£1,384 GBP
$1,855 USD
View
B
Retailer 15
-
£1,393 GBP
SGD 2,523 SGD
View
B
Retailer 16
-
£1,407 GBP
$1,885 USD
View
B
Retailer 17
-
£1,526 GBP
$2,045 USD
View
B+
Retailer 18
-
£1,582 GBP
View
B
Retailer 19
-
£1,911 GBP
$2,561 USD
View
B
Retailer 20
-
£4,249 GBP
$5,693 USD
View
Most Expensive
Brilliant Earth
21645214A · Oct 31
£4,739 GBP
$6,350 USD
View
Price under review
20 more retailers have this diamond
Prices start from £347 GBPSave up to £3,902 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
3.05ct Round
£347 GBP