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Round|Lab Grown|IGI

1.28ct F VVS2 Round Lab Grown Diamond

ID • F/VVS2 • IGI LG838641680

Shape and cutting style on the report: Round brilliant

Certificate IGI LG838641680

Diamond specifications and retailer prices

From £138 GBP
As of November 3, 2026
Save £1,188 GBP (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £1,326 GBP at Do Amore Diamonds · As of November 4, 2026
View at Do Amore 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 LG838641680 or 838641680. Listed at 17 retailers as of November 3, 2026, with prices from £138 to £1,326, a £1,188 spread on the same certified stone. Do Amore Diamonds lists it at £1,326. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838641680
Dimensions7.05 × 7.08 × 4.26 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
7.05 mm7.08 mm1.28 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838641680
Side View
Table 59.0%Crown 33.2°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 60.3%

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: £1,326 GBP|Low: £128 GBP|High: £1,378 GBP|Avg: £429 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 17
November 4, 2026
Retailer 16£138 GBP
Retailer 11£155 GBP
Retailer 9£157 GBP
Retailer 13£160 GBP
Retailer 15£201 GBP
Retailer 3£231 GBP
Retailer 5£323 GBP
Retailer 2£325 GBP
Retailer 7£361 GBP
Retailer 10£381 GBP
Retailer 6£479 GBP
Retailer 14£494 GBP
Retailer 4£539 GBP
Retailer 8£548 GBP
Retailer 12£607 GBP
Retailer 17£883 GBP
Do Amore Diamonds£1,326 GBP

17 data points across 17 retailers

17 retailers£138 GBP to £1,326 GBP

A
Cheapest Retailer
-
£138 GBP
A
Retailer 2
-
£155 GBP
View
Final sale: no returns
Retailer 3
-
£157 GBP
View
Price last confirmed 39 days ago
A
Retailer 4
-
£160 GBP
View
A
Retailer 5
-
£201 GBP
View
B+
Retailer 6
-
£231 GBP
View
A
Retailer 7
-
£323 GBP
View
A
Retailer 8
-
£325 GBP
View
B+
Retailer 9
-
£361 GBP
View
B+
Retailer 10
-
£381 GBP
View
Retailer 11
-
£479 GBP
View
Price last confirmed 8 days ago
B+
Retailer 12
-
£494 GBP
View
B+
Retailer 13
-
£539 GBP
View
B
Retailer 14
-
£548 GBP
View
B
Retailer 15
-
£607 GBP
View
B
Retailer 16
-
£883 GBP
View
Most Expensive
B
Do Amore Diamonds
27-3F8532E48 · Nov 4
£1,326 GBP
$1,790 USD
View
16 more retailers have this diamond
Prices start from £138 GBPSave up to £1,188 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
£138 GBP