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Oval|Lab Grown|IGI

1.23ct E VS1 Oval Lab Grown Diamond

ID • E/VS1 • IGI LG828668677

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG828668677

Diamond specifications and retailer prices

From £183 GBP
$244 USD
As of October 29, 2026
Save £1,581 GBP (90%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,765 GBP at Do Amore Diamonds · As of October 30, 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 LG828668677 or 828668677. Listed at 23 retailers as of October 29, 2026, with prices from £183 to £1,765, a £1,581 spread on the same certified stone. Do Amore Diamonds lists it at £1,765. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828668677
Dimensions8.63 × 5.94 × 3.76 mm
L/W Ratio1.45
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.63 mm5.94 mm1.23 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828668677
Side View
Table 60.0%Crown 37.2°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.3%

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 29
Current: £1,765 GBP|Low: £176 GBP|High: £1,765 GBP|Avg: £577 GBP|+0.4%
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
Retailer 16
October 30, 2026
Retailer 15£183 GBP
Retailer 8£205 GBP
Retailer 6£213 GBP
Retailer 4£228 GBP
Retailer 2£315 GBP
Retailer 11£431 GBP
Retailer 3£458 GBP
Retailer 7£463 GBP
Retailer 9£481 GBP
Retailer 16£596 GBP
Retailer 12£611 GBP
Retailer 14£733 GBP
Retailer 5£806 GBP
Retailer 13£916 GBP
Retailer 10£1,011 GBP
Do Amore Diamonds£1,765 GBP

41 data points across 16 retailers

23 retailers£183 GBP to £1,765 GBP

Retailer 1
-
£176 GBP
$234 USD
Price last confirmed 28 days ago
A
Retailer 2
-
£183 GBP
$244 USD
View
A
Retailer 3
-
£205 GBP
$273 USD
View
Final sale: no returns
Retailer 4
-
£213 GBP
$283 USD
View
Price last confirmed 35 days ago
A
Retailer 5
-
£228 GBP
$303 USD
View
Retailer 6
-
£228 GBP
$303 USD
View
Price last confirmed 27 days ago
A
Retailer 7
-
£228 GBP
$303 USD
View
A
Retailer 8
-
£270 GBP
$359 USD
View
A
Retailer 9
-
£305 GBP
$406 USD
View
A
Retailer 10
-
£315 GBP
View
A
Retailer 11
-
£431 GBP
ZAR 9,273 ZAR
View
B+
Retailer 12
-
£458 GBP
$610 USD
View
B+
Retailer 13
-
£463 GBP
$617 USD
View
B+
Retailer 14
-
£481 GBP
View
B+
Retailer 15
-
£596 GBP
A$1,221 AUD
View
B+
Retailer 16
-
£611 GBP
A$1,251 AUD
View
B
Retailer 17
-
£733 GBP
$976 USD
View
Retailer 18
-
£806 GBP
$1,074 USD
View
Price last confirmed 22 days ago
B
Retailer 19
-
£916 GBP
$1,220 USD
View
B
Retailer 20
-
£933 GBP
$1,242 USD
View
B
Retailer 21
-
£1,001 GBP
$1,333 USD
View
B
Retailer 22
-
£1,011 GBP
View
Most Expensive
B
Do Amore Diamonds
23-828668677 · Oct 30
£1,765 GBP
$2,350 USD
View
22 more retailers have this diamond
Prices start from £183 GBPSave up to £1,581 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
£183 GBP