Round|Lab Grown|IGI

0.78ct F VVS2 Round Lab Grown Diamond

EX • F/VVS2 • IGI LG840611777

Shape and cutting style on the report: Round brilliant

Certificate IGI LG840611777

Diamond specifications and retailer prices

From £104 GBP
$139 USD
As of October 26, 2026
Save £351 GBP (77%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £601 GBP at MOH London · As of October 25, 2026
View at MOH London

About this 0.78ct lab-grown round diamond

This 0.78ct lab-grown round sits in the just-under-one-carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG840611777 or 840611777. Listed at 18 retailers as of October 26, 2026, with a 338% 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

0.78
Carat
F
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle33.3°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840611777
Dimensions5.95 × 5.87 × 3.61 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.95 mm5.87 mm0.78 ctF / VVS2
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG840611777
Side View
Table 63.0%Crown 33.3°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 61.1%

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 26
Current: £601 GBP|Low: £104 GBP|High: £608 GBP|Avg: £277 GBP|-1.1%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 30, 2026
Retailer 3£104 GBP
Retailer 10£120 GBP
Retailer 7£128 GBP
Retailer 16£138 GBP
Retailer 18£143 GBP
Retailer 6£193 GBP
Retailer 13£217 GBP
Retailer 11£220 GBP
Retailer 14£228 GBP
Retailer 17£240 GBP
Retailer 15£251 GBP
Retailer 4£305 GBP
Retailer 2£320 GBP
Retailer 9£354 GBP
Retailer 12£399 GBP
Retailer 5£413 GBP
Retailer 8£454 GBP
MOH London£601 GBP

21 data points across 18 retailers

18 retailers£104 GBP to £454 GBP

A
Cheapest Retailer
-
£104 GBP
$139 USD
A
Retailer 2
-
£120 GBP
$161 USD
View
Retailer 3
-
£128 GBP
$172 USD
View
Price last confirmed 10 days ago
Retailer 4
-
£138 GBP
$185 USD
View
Price last confirmed 12 days ago
A
Retailer 5
-
£143 GBP
HK$1,500 HKD
View
A
Retailer 6
-
£193 GBP
$258 USD
View
B+
Retailer 7
-
£217 GBP
View
B+
Retailer 8
-
£220 GBP
€281 EUR
View
Retailer 9
-
£228 GBP
ZAR 4,945 ZAR
View
Price last confirmed 10 days ago
Retailer 10
-
£240 GBP
$322 USD
View
Price last confirmed 7 days ago
B+
Retailer 11
-
£299 GBP
$400 USD
View
B+
Retailer 12
-
£305 GBP
$408 USD
View
B+
Retailer 13
-
£320 GBP
$429 USD
View
B
Retailer 14
-
£354 GBP
SGD 641 SGD
View
B
Retailer 15
-
£399 GBP
$535 USD
View
Retailer 16
-
£413 GBP
$553 USD
View
Price last confirmed 9 days ago
B
Retailer 17
-
£454 GBP
$609 USD
View
Most Expensive
MOH London
LG840611777 · Oct 25
£601 GBP
View
Price last confirmed 8 days ago
17 more retailers have this diamond
Prices start from £104 GBPSave up to £351 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
0.78ct Round
£104 GBP