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Round|Lab Grown|IGI

1.18ct H VVS2 Round Lab Grown Diamond

EX • H/VVS2 • IGI LG787619931

Shape and cutting style on the report: Round brilliant

Certificate IGI LG787619931

Diamond specifications and retailer prices

From £121 GBP
$162 USD
As of October 29, 2026
Save £582 GBP (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £703 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.18ct lab-grown round diamond

This 1.18ct lab-grown round sits in the classic one-carat band, graded H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG787619931 or 787619931. Listed at 18 retailers as of October 29, 2026, with prices from £121 to £703, a £582 spread on the same certified stone. MOH London lists it at £703. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.18
Carat
H
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787619931
Dimensions6.74 × 6.71 × 4.21 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
6.74 mm6.71 mm1.18 ctH / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787619931
Side View
Table 57.0%Crown 36.3°Girdle: MediumPavilion 40.7°Culet: NoneDepth 62.6%

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 29
Current: £703 GBP|Low: £112 GBP|High: £708 GBP|Avg: £325 GBP|-0.7%
MOH London
Retailer 2
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Retailer 7
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Retailer 11
Retailer 12
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Retailer 17
October 30, 2026
Retailer 15£121 GBP
Retailer 16£135 GBP
Retailer 6£149 GBP
Retailer 9£162 GBP
Retailer 11£257 GBP
Retailer 10£257 GBP
Retailer 2£267 GBP
Retailer 5£270 GBP
Retailer 4£293 GBP
Retailer 3£335 GBP
Retailer 13£343 GBP
Retailer 12£364 GBP
Retailer 14£402 GBP
Retailer 17£455 GBP
Retailer 8£478 GBP
Retailer 7£522 GBP
MOH London£703 GBP

32 data points across 17 retailers

18 retailers£121 GBP to £703 GBP

A
Cheapest Retailer
-
£121 GBP
$162 USD
A
Retailer 2
-
£135 GBP
$181 USD
View
Final sale: no returns
A
Retailer 3
-
£149 GBP
$200 USD
View
Retailer 4
-
£162 GBP
$217 USD
View
Price last confirmed 45 days ago
A
Retailer 5
-
£257 GBP
ZAR 5,559 ZAR
View
A
Retailer 6
-
£257 GBP
€328 EUR
View
A
Retailer 7
-
£267 GBP
View
A
Retailer 8
-
£270 GBP
$362 USD
View
A
Retailer 9
-
£293 GBP
$393 USD
View
B+
Retailer 10
-
£335 GBP
$449 USD
View
Retailer 11
-
£343 GBP
$460 USD
View
Price last confirmed 13 days ago
B+
Retailer 12
-
£364 GBP
A$751 AUD
View
B+
Retailer 13
-
£402 GBP
$538 USD
View
B+
Retailer 14
-
£455 GBP
$610 USD
View
B+
Retailer 15
-
£487 GBP
$653 USD
View
Retailer 16
-
£505 GBP
$677 USD
View
Price last confirmed 46 days ago
B
Retailer 17
-
£522 GBP
$699 USD
View
Most Expensive
B
MOH London
LG787619931 · Oct 29
£703 GBP
View
17 more retailers have this diamond
Prices start from £121 GBPSave up to £582 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
1.18ct Round
£121 GBP