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Oval|Lab Grown|IGI

1.23ct E VS1 Oval Lab Grown Diamond

EX • E/VS1 • IGI LG775621275

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG775621275

Diamond specifications and retailer prices

From £236 GBP
$315 USD
As of October 28, 2026
Save £1,295 GBP (85%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £1,532 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.23ct lab-grown oval diamond

This 1.23ct lab-grown oval sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG775621275 or 775621275. Listed at 12 retailers as of October 28, 2026, with prices from £236 to £1,532, a £1,295 spread on the same certified stone. Do Amore Diamonds lists it at £1,532. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG775621275
Dimensions5.98 × 5.98 × 3.76 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
5.98 mm5.98 mm1.23 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG775621275
Side View
Table 59.0%Crown 34.7°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.9%

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: £1,532 GBP|Low: £163 GBP|High: £1,532 GBP|Avg: £476 GBP
Do Amore Diamonds
Retailer 2
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Retailer 19
October 30, 2026
Retailer 6£165 GBP
Retailer 5£236 GBP
Retailer 4£266 GBP
Retailer 3£272 GBP
Retailer 2£274 GBP
Retailer 8£298 GBP
Retailer 7£339 GBP
Retailer 19£349 GBP
Retailer 9£410 GBP
Retailer 18£451 GBP
Retailer 11£502 GBP
Retailer 13£532 GBP
Retailer 14£574 GBP
Retailer 10£599 GBP
Retailer 15£637 GBP
Retailer 17£701 GBP
Retailer 16£788 GBP
Retailer 12£878 GBP
Do Amore Diamonds£1,532 GBP

16 data points across 19 retailers

12 retailers£236 GBP to £1,532 GBP

A
Cheapest Retailer
-
£236 GBP
$315 USD
B+
Retailer 2
-
£266 GBP
$354 USD
View
A
Retailer 3
-
£272 GBP
$362 USD
View
A
Retailer 4
-
£274 GBP
View
B+
Retailer 5
-
£451 GBP
$601 USD
View
B+
Retailer 6
-
£532 GBP
A$1,089 AUD
View
B+
Retailer 7
-
£574 GBP
A$1,177 AUD
View
B+
Retailer 8
-
£637 GBP
$848 USD
View
B
Retailer 9
-
£701 GBP
$933 USD
View
B
Retailer 10
-
£788 GBP
$1,050 USD
View
B
Retailer 11
-
£878 GBP
View
Most Expensive
B
Do Amore Diamonds
27-459A863E1 · Oct 29
£1,532 GBP
$2,040 USD
View
11 more retailers have this diamond
Prices start from £236 GBPSave up to £1,295 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
1.23ct Oval
£236 GBP