Round|Lab Grown|IGI

0.50ct G VVS1 Round Lab Grown Diamond

ID • G/VVS1 • IGI LG836686985

Shape and cutting style on the report: Round brilliant

Certificate IGI LG836686985

Diamond specifications and retailer prices

From £121 GBP
$162 USD
As of October 30, 2026
Save £209 GBP (63%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £661 GBP at MOH London · As of October 5, 2026
View at MOH London

About this 0.5ct lab-grown round diamond

This 0.5ct lab-grown round sits in the half to three-quarter carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG836686985 or 836686985. Listed at 6 retailers as of October 29, 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. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.50
Carat
G
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836686985
Dimensions5.17 × 5.12 × 3.10 mm
L/W Ratio1.01
Girdle conditionFaceted
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 Faint Blue
Top View
5.17 mm5.12 mm0.50 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836686985
Side View
Table 59.0%Crown 32.9°Girdle: MED-STKPavilion 40.7°CuletDepth 60.1%

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: £661 GBP|Low: £116 GBP|High: £661 GBP|Avg: £272 GBP|+5.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 5£121 GBP
Retailer 4£153 GBP
Retailer 2£169 GBP
Retailer 3£170 GBP
Retailer 6£330 GBP
MOH London£661 GBP

36 data points across 6 retailers

6 retailers£121 GBP to £330 GBP

A
Cheapest Retailer
-
£121 GBP
$162 USD
Retailer 2
-
£153 GBP
$205 USD
View
Price last confirmed 14 days ago
B+
Retailer 3
-
£169 GBP
View
B+
Retailer 4
-
£170 GBP
€217 EUR
View
B
Retailer 5
-
£330 GBP
$442 USD
View
Most Expensive
MOH London
LG836686985 · Oct 5
£661 GBP
View
Price last confirmed 26 days ago
5 more retailers have this diamond
Prices start from £121 GBPSave up to £209 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
0.50ct Round
£121 GBP