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Oval|Lab Grown|IGI

1.28ct E VS1 Oval Lab Grown Diamond

ID • E/VS1 • IGI LG813689856

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG813689856

Diamond specifications and retailer prices

From £188 GBP
$251 USD
As of October 28, 2026
Save £1,426 GBP (88%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £1,614 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore 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 LG813689856 or 813689856. Listed at 12 retailers as of October 28, 2026, with prices from £188 to £1,614, a £1,426 spread on the same certified stone. Do Amore Diamonds lists it at £1,614. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813689856
Dimensions9.13 × 6.25 × 3.71 mm
L/W Ratio1.46
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.13 mm6.25 mm1.28 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813689856
Side View
Table 60.0%Crown 33°Girdle: THN-MEDPavilion 40.8°Culet: NoneDepth 59.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: £1,614 GBP|Low: £183 GBP|High: £1,614 GBP|Avg: £467 GBP
Do Amore Diamonds
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
October 30, 2026
Retailer 7£183 GBP
Retailer 15£188 GBP
Retailer 13£285 GBP
Retailer 2£289 GBP
Retailer 6£308 GBP
Retailer 3£318 GBP
Retailer 10£355 GBP
Retailer 8£438 GBP
Retailer 9£451 GBP
Retailer 12£560 GBP
Retailer 5£668 GBP
Retailer 4£856 GBP
Retailer 14£868 GBP
Retailer 11£953 GBP
Do Amore Diamonds£1,614 GBP

14 data points across 15 retailers

12 retailers£188 GBP to £1,614 GBP

Retailer 1
-
£148 GBP
$197 USD
Price last confirmed 36 days ago
Retailer 2
-
£181 GBP
$241 USD
View
Price last confirmed 38 days ago
A
Retailer 3
-
£188 GBP
$251 USD
View
Final sale: no returns
A
Retailer 4
-
£285 GBP
$379 USD
View
A
Retailer 5
-
£289 GBP
View
A
Retailer 6
-
£355 GBP
$473 USD
View
B+
Retailer 7
-
£438 GBP
View
B+
Retailer 8
-
£451 GBP
$600 USD
View
B+
Retailer 9
-
£560 GBP
A$1,148 AUD
View
B
Retailer 10
-
£868 GBP
$1,157 USD
View
B
Retailer 11
-
£953 GBP
$1,269 USD
View
Most Expensive
B
Do Amore Diamonds
27-00770627A · Oct 29
£1,614 GBP
$2,150 USD
View
11 more retailers have this diamond
Prices start from £188 GBPSave up to £1,426 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
£188 GBP