Round|Lab Grown|IGI

1.28ct F VVS2 Round Lab Grown Diamond

EX • F/VVS2 • IGI LG843653756

Shape and cutting style on the report: Round brilliant

Certificate IGI LG843653756

Diamond specifications and retailer prices

From £241 GBP
As of October 30, 2026
20 retailers carry this diamond
Most expensive: £1,102 GBP at Yadav Diamonds · As of October 21, 2026
View at Yadav Diamonds

About this 1.28ct lab-grown round diamond

This 1.28ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG843653756 or 843653756. Listed at 20 retailers as of October 30, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
F
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843653756
Dimensions6.98 × 7.03 × 4.28 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
6.98 mm7.03 mm1.28 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843653756
Side View
Table 59.0%Crown 32.5°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 61.1%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 30
Current: £241 GBP|Low: £134 GBP|High: £1,102 GBP|Avg: £405 GBP|+7.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 11
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Retailer 20
Yadav Diamonds
October 28, 2026
Retailer 4£137 GBP
Retailer 19£159 GBP
Retailer 2£170 GBP
Retailer 16£170 GBP
Retailer 7£199 GBP
Retailer 1£241 GBP
Retailer 15£284 GBP
Retailer 3£286 GBP
Retailer 14£290 GBP
Retailer 12£293 GBP
Retailer 10£333 GBP
Retailer 8£354 GBP
Retailer 5£407 GBP
Retailer 20£414 GBP
Retailer 18£545 GBP
Retailer 11£564 GBP
Retailer 6£576 GBP
Retailer 9£578 GBP
Retailer 13£584 GBP
Retailer 17£793 GBP
Yadav Diamonds£1,102 GBP

20 data points across 21 retailers

20 retailers

Retailer 1
-
£137 GBP
Price last confirmed 13 days ago
Retailer 2
-
£159 GBP
View
Price last confirmed 11 days ago
Retailer 3
-
£170 GBP
View
Price last confirmed 12 days ago
Retailer 4
-
£170 GBP
View
Price last confirmed 10 days ago
Retailer 5
-
£199 GBP
View
Price last confirmed 9 days ago
B+
Retailer 6
-
£241 GBP
View
Retailer 7
-
£284 GBP
View
Price last confirmed 10 days ago
Retailer 8
-
£286 GBP
View
Price last confirmed 12 days ago
Retailer 9
-
£290 GBP
View
Price last confirmed 9 days ago
Retailer 10
-
£293 GBP
View
Price last confirmed 9 days ago
Retailer 11
-
£333 GBP
View
Price last confirmed 10 days ago
Retailer 12
-
£354 GBP
View
Price last confirmed 9 days ago
Retailer 13
-
£407 GBP
View
Price last confirmed 14 days ago
Retailer 14
-
£414 GBP
View
Price last confirmed 12 days ago
Retailer 15
-
£545 GBP
View
Price last confirmed 11 days ago
Retailer 16
-
£564 GBP
View
Price last confirmed 10 days ago
Retailer 17
-
£576 GBP
View
Price last confirmed 9 days ago
Retailer 18
-
£584 GBP
View
Price last confirmed 10 days ago
Retailer 19
-
£793 GBP
View
Price last confirmed 10 days ago
Most Expensive
Yadav Diamonds
13318986 · Oct 21
£1,102 GBP
$1,488 USD
View
Price last confirmed 14 days ago
19 more retailers have this diamond
Prices start from £241 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.

B+
1.28ct Round
£241 GBP