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Oval|Lab Grown|IGI

1.28ct E VS1 Oval Lab Grown Diamond

EX • E/VS1 • IGI LG843659085

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG843659085

Diamond specifications and retailer prices

From £152 GBP
$202 USD
As of October 26, 2026
Save £750 GBP (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £902 GBP at Reve Diamonds · As of October 28, 2026
View at Reve Diamonds

About this 1.28ct lab-grown oval diamond

This 1.28ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843659085 or 843659085. Listed at 19 retailers as of October 26, 2026, with prices from £152 to £902, a £750 spread on the same certified stone. Reve Diamonds lists it at £902. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843659085
Dimensions9.02 × 6.15 × 3.78 mm
L/W Ratio1.47
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.02 mm6.15 mm1.28 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843659085
Side View
Table 59.0%Crown 33.9°Girdle: THN-MEDPavilion 40.8°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: Oct 26
Current: £344 GBP|Low: £152 GBP|High: £902 GBP|Avg: £417 GBP|+2.6%
Retailer 1
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Retailer 11
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Retailer 18
Reve Diamonds
October 28, 2026
Retailer 3£152 GBP
Retailer 6£169 GBP
Retailer 16£176 GBP
Retailer 8£188 GBP
Retailer 15£188 GBP
Retailer 11£237 GBP
Retailer 12£324 GBP
Retailer 18£327 GBP
Retailer 1£344 GBP
Retailer 5£361 GBP
Retailer 17£430 GBP
Retailer 13£460 GBP
Retailer 9£462 GBP
Retailer 4£571 GBP
Retailer 7£606 GBP
Retailer 2£608 GBP
Retailer 10£646 GBP
Retailer 14£882 GBP
Reve Diamonds£902 GBP

8 data points across 19 retailers

19 retailers£152 GBP to £902 GBP

A
Cheapest Retailer
-
£152 GBP
$202 USD
A
Retailer 2
-
£169 GBP
$225 USD
View
Final sale: no returns
A
Retailer 3
-
£176 GBP
$235 USD
View
A
Retailer 4
-
£188 GBP
$251 USD
View
A
Retailer 5
-
£188 GBP
$251 USD
View
A
Retailer 6
-
£237 GBP
View
A
Retailer 7
-
£324 GBP
ZAR 6,961 ZAR
View
A
Retailer 8
-
£327 GBP
$435 USD
View
A
Retailer 9
-
£344 GBP
View
A
Retailer 10
-
£361 GBP
$481 USD
View
B+
Retailer 11
-
£430 GBP
$573 USD
View
B+
Retailer 12
-
£460 GBP
A$943 AUD
View
B+
Retailer 13
-
£462 GBP
$615 USD
View
B
Retailer 14
-
£571 GBP
$760 USD
View
B+
Retailer 15
-
£606 GBP
$807 USD
View
B+
Retailer 16
-
£608 GBP
$809 USD
View
B
Retailer 17
-
£646 GBP
$860 USD
View
B
Retailer 18
-
£882 GBP
View
Most Expensive
B
Reve Diamonds
8167DC6F3 · Oct 28
£902 GBP
$1,201 USD
View
18 more retailers have this diamond
Prices start from £152 GBPSave up to £750 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 Oval
£152 GBP