Round|Lab Grown|IGI

1.68ct G VVS1 Round Lab Grown Diamond

ID • G/VVS1 • IGI LG801678422

Shape and cutting style on the report: Round brilliant

Certificate IGI LG801678422

Diamond specifications and retailer prices

From £175 GBP
$235 USD
As of October 30, 2026
Save £741 GBP (81%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £916 GBP at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.68ct lab-grown round diamond

This 1.68ct lab-grown round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG801678422 or 801678422. Listed at 22 retailers as of October 30, 2026, with prices from £175 to £916, a £741 spread on the same certified stone. Reve Diamonds lists it at £916. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.68
Carat
G
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801678422
Dimensions7.71 × 4.68 × 7.68 mm
L/W Ratio1.65
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
7.71 mm4.68 mm1.68 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801678422
Side View
Table 58.0%Crown 33.4°Girdle: THN-MEDPavilion 41.2°Culet: NoneDepth 60.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £359 GBP|Low: £151 GBP|High: £916 GBP|Avg: £457 GBP|+3.1%
Retailer 1
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
Reve Diamonds
October 31, 2026
Retailer 4£151 GBP
Retailer 14£175 GBP
Retailer 3£195 GBP
Retailer 12£195 GBP
Retailer 13£272 GBP
Retailer 9£335 GBP
Retailer 1£359 GBP
Retailer 15£390 GBP
Retailer 10£456 GBP
Retailer 2£470 GBP
Retailer 5£627 GBP
Retailer 11£629 GBP
Retailer 7£666 GBP
Retailer 8£786 GBP
Retailer 6£794 GBP
Reve Diamonds£916 GBP

42 data points across 16 retailers

22 retailers£175 GBP to £916 GBP

Retailer 1
-
£151 GBP
$202 USD
Price last confirmed 23 days ago
Retailer 2
-
£162 GBP
$217 USD
View
Price last confirmed 39 days ago
A
Retailer 3
-
£175 GBP
$235 USD
View
Final sale: no returns
A
Retailer 4
-
£182 GBP
$244 USD
View
Retailer 5
-
£187 GBP
$251 USD
View
Price last confirmed 39 days ago
A
Retailer 6
-
£195 GBP
$261 USD
View
Retailer 7
-
£195 GBP
$261 USD
View
Price last confirmed 23 days ago
Retailer 8
-
£195 GBP
$261 USD
View
Price last confirmed 27 days ago
Retailer 9
-
£198 GBP
$265 USD
View
Price last confirmed 39 days ago
B+
Retailer 10
-
£272 GBP
$365 USD
View
A
Retailer 11
-
£335 GBP
ZAR 7,249 ZAR
View
A
Retailer 12
-
£359 GBP
View
A
Retailer 13
-
£390 GBP
$523 USD
View
A
Retailer 14
-
£456 GBP
A$939 AUD
View
B+
Retailer 15
-
£470 GBP
$630 USD
View
Retailer 16
-
£627 GBP
$840 USD
View
Price last confirmed 24 days ago
B+
Retailer 17
-
£629 GBP
$843 USD
View
Retailer 18
-
£645 GBP
$864 USD
View
Price last confirmed 40 days ago
B+
Retailer 19
-
£666 GBP
$893 USD
View
B
Retailer 20
-
£786 GBP
View
B
Retailer 21
-
£794 GBP
$1,064 USD
View
Most Expensive
B
Reve Diamonds
D60E802C6 · Oct 30
£916 GBP
$1,228 USD
View
21 more retailers have this diamond
Prices start from £175 GBPSave up to £741 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
1.68ct Round
£175 GBP