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Round|Lab Grown|IGI

1.28ct F VVS2 Round Lab Grown Diamond

EX • F/VVS2 • IGI LG843604162

Shape and cutting style on the report: Round brilliant

Certificate IGI LG843604162

Diamond specifications and retailer prices

From £131 GBP
As of November 3, 2026
Save £971 GBP (88%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,102 GBP at Yadav Diamonds · As of November 4, 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 LG843604162 or 843604162. Listed at 19 retailers as of November 3, 2026, with prices from £131 to £1,102, a £971 spread on the same certified stone. Yadav Diamonds lists it at £1,102. 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
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843604162
Dimensions6.89 × 6.92 × 4.25 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.89 mm6.92 mm1.28 ctF / VVS2
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843604162
Side View
Table 59.0%Crown 34.2°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.5%

Caratlytics Score

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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: Nov 3
Current: £396 GBP|Low: £131 GBP|High: £1,102 GBP|Avg: £385 GBP|-3.6%
Retailer 1
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Retailer 19
Yadav Diamonds
November 4, 2026
Retailer 2£131 GBP
Retailer 8£152 GBP
Retailer 5£162 GBP
Retailer 18£162 GBP
Retailer 19£190 GBP
Retailer 10£221 GBP
Retailer 13£274 GBP
Retailer 14£280 GBP
Retailer 17£284 GBP
Retailer 12£287 GBP
Retailer 3£331 GBP
Retailer 6£348 GBP
Retailer 1£396 GBP
Retailer 16£406 GBP
Retailer 7£522 GBP
Retailer 4£542 GBP
Retailer 11£550 GBP
Retailer 9£562 GBP
Retailer 15£759 GBP
Yadav Diamonds£1,102 GBP

27 data points across 20 retailers

19 retailers£131 GBP to £1,102 GBP

A
Cheapest Retailer
-
£131 GBP
A
Retailer 2
-
£152 GBP
View
A
Retailer 3
-
£162 GBP
View
Retailer 4
-
£162 GBP
View
Price last confirmed 10 days ago
A
Retailer 5
-
£190 GBP
View
B+
Retailer 6
-
£221 GBP
View
A
Retailer 7
-
£274 GBP
View
A
Retailer 8
-
£280 GBP
View
A
Retailer 9
-
£287 GBP
View
A
Retailer 10
-
£331 GBP
View
B+
Retailer 11
-
£348 GBP
View
B+
Retailer 12
-
£396 GBP
View
B+
Retailer 13
-
£406 GBP
View
B+
Retailer 14
-
£522 GBP
View
B
Retailer 15
-
£542 GBP
View
B
Retailer 16
-
£550 GBP
View
B
Retailer 17
-
£562 GBP
View
B
Retailer 18
-
£759 GBP
View
Most Expensive
B
Yadav Diamonds
13319104 · Nov 4
£1,102 GBP
$1,488 USD
View
18 more retailers have this diamond
Prices start from £131 GBPSave up to £971 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
1.28ct Round
£131 GBP