Oval|Lab Grown|IGI

1.23ct E VVS1 Oval Lab Grown Diamond

EX • E/VVS1

Diamond specifications and retailer prices

From £154 GBP
$207 USD
As of October 29, 2026
Save £639 GBP (81%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £793 GBP at The Diamond Guys · As of October 30, 2026
View at The Diamond Guys

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI. Listed at 8 retailers as of October 29, 2026, with prices from £154 to £793, a £639 spread on the same certified stone. The Diamond Guys lists it at £793. 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
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions8.55 × 6.11 × 3.83 mm
L/W Ratio1.40
Top View
8.55 mm6.11 mm1.23 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 60.0%CrownGirdle: MediumPavilionCulet: NoneDepth 62.6%

Caratlytics Score

How it works →
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 29
Current: £260 GBP|Low: £154 GBP|High: £822 GBP|Avg: £444 GBP|-2.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
The Diamond Guys
October 30, 2026
Retailer 4£154 GBP
Retailer 2£179 GBP
Retailer 1£260 GBP
Retailer 3£273 GBP
Retailer 5£600 GBP
Retailer 6£680 GBP
The Diamond Guys£793 GBP

15 data points across 7 retailers

8 retailers£154 GBP to £793 GBP

A
Cheapest Retailer
-
£154 GBP
$207 USD
Retailer 2
-
£160 GBP
$214 USD
View
Price last confirmed 38 days ago
A
Retailer 3
-
£179 GBP
$240 USD
View
A
Retailer 4
-
£260 GBP
View
A
Retailer 5
-
£273 GBP
$366 USD
View
B+
Retailer 6
-
£600 GBP
CA$1,116 CAD
View
B
Retailer 7
-
£680 GBP
$911 USD
View
Most Expensive
B
The Diamond Guys
1972708297 · Oct 30
£793 GBP
$1,063 USD
View
7 more retailers have this diamond
Prices start from £154 GBPSave up to £639 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
£154 GBP