CaratHunter
Plans
Round|Lab Grown|IGI

1.00ct G VS2 Round Lab Grown Diamond

ID • G/VS2 • IGI LG792658371

Shape and cutting style on the report: Round brilliant

Certificate IGI LG792658371

Diamond specifications and retailer prices

From £154 GBP
HK$1,600 HKD
As of October 28, 2026
Save £197 GBP (56%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £645 GBP at MOH London · As of October 21, 2026
View at MOH London

About this 1ct lab-grown round diamond

This 1ct lab-grown round sits in the classic one-carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG792658371 or 792658371. Listed at 15 retailers as of October 23, 2026, with a 128% 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

1.00
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792658371
Dimensions6.35 × 6.38 × 3.97 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.35 mm6.38 mm1.00 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG792658371
Side View
Table 57.0%Crown 36°Girdle: MediumPavilion 40.5°Culet: NoneDepth 62.4%

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: Oct 28
Current: £645 GBP|Low: £123 GBP|High: £662 GBP|Avg: £326 GBP|-2.6%
MOH London
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 23, 2026
Retailer 12£123 GBP
Retailer 7£154 GBP
Retailer 3£222 GBP
Retailer 9£225 GBP
Retailer 13£235 GBP
Retailer 11£253 GBP
Retailer 8£282 GBP
Retailer 10£297 GBP
Retailer 5£320 GBP
Retailer 2£351 GBP
Retailer 14£360 GBP
Retailer 4£378 GBP
Retailer 6£434 GBP
MOH London£645 GBP

34 data points across 14 retailers

15 retailers£154 GBP to £351 GBP

A
Retailer 1
-
£110 GBP
$147 USD
Price last confirmed 19 days ago
A
Retailer 2
-
£128 GBP
$171 USD
View
Price last confirmed 16 days ago
A
Retailer 3
-
£137 GBP
$183 USD
View
Price last confirmed 27 days ago
A
Retailer 4
-
£154 GBP
HK$1,600 HKD
View
A
Retailer 5
-
£222 GBP
$296 USD
View
A
Retailer 6
-
£225 GBP
View
Price last confirmed 7 days ago
B+
Retailer 7
-
£253 GBP
$337 USD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
£282 GBP
View
Price last confirmed 7 days ago
B+
Retailer 9
-
£297 GBP
$395 USD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
£320 GBP
$426 USD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
£351 GBP
$467 USD
View
B+
Retailer 12
-
£360 GBP
$480 USD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
£378 GBP
SGD 681 SGD
View
Price last confirmed 8 days ago
B
Retailer 14
-
£441 GBP
$587 USD
View
Price last confirmed 25 days ago
Most Expensive
B
MOH London
LG792658371 · Oct 21
£645 GBP
View
Price last confirmed 8 days ago
14 more retailers have this diamond
Prices start from £154 GBPSave up to £197 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
1.00ct Round
£154 GBP