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Round|Lab Grown|IGI

1.23ct E VVS2 Round Lab Grown Diamond

ID • E/VVS2 • IGI LG747513206

Shape and cutting style on the report: Round brilliant

Certificate IGI LG747513206

Diamond specifications and retailer prices

From £139 GBP
$186 USD
As of October 29, 2026
Save £718 GBP (84%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £856 GBP at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.23ct lab-grown round diamond

This 1.23ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG747513206 or 747513206. Listed at 25 retailers as of October 29, 2026, with prices from £139 to £856, a £718 spread on the same certified stone. Reve Diamonds lists it at £856. 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
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG747513206
Dimensions6.85 × 6.89 × 4.23 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.85 mm6.89 mm1.23 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG747513206
Side View
Table 59.0%Crown 35.3°Girdle: MediumPavilion 41°Culet: NoneDepth 61.5%

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: £328 GBP|Low: £137 GBP|High: £856 GBP|Avg: £378 GBP|+10.8%
Retailer 1
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Retailer 20
Reve Diamonds
October 31, 2026
Retailer 10£139 GBP
Retailer 4£154 GBP
Retailer 19£160 GBP
Retailer 5£172 GBP
Retailer 6£172 GBP
Retailer 15£288 GBP
Retailer 17£295 GBP
Retailer 7£302 GBP
Retailer 12£310 GBP
Retailer 20£315 GBP
Retailer 1£328 GBP
Retailer 2£357 GBP
Retailer 14£377 GBP
Retailer 18£419 GBP
Retailer 8£459 GBP
Retailer 11£552 GBP
Retailer 13£560 GBP
Retailer 3£567 GBP
Retailer 9£592 GBP
Retailer 16£808 GBP
Reve Diamonds£856 GBP

32 data points across 21 retailers

25 retailers£139 GBP to £856 GBP

Retailer 1
-
£137 GBP
$184 USD
Price last confirmed 39 days ago
A
Retailer 2
-
£139 GBP
$186 USD
View
A
Retailer 3
-
£154 GBP
$207 USD
View
Final sale: no returns
A
Retailer 4
-
£160 GBP
$215 USD
View
Retailer 5
-
£168 GBP
$225 USD
View
Price last confirmed 39 days ago
A
Retailer 6
-
£172 GBP
$230 USD
View
A
Retailer 7
-
£172 GBP
$230 USD
View
A
Retailer 8
-
£288 GBP
View
A
Retailer 9
-
£295 GBP
ZAR 6,383 ZAR
View
A
Retailer 10
-
£302 GBP
$404 USD
View
A
Retailer 11
-
£310 GBP
View
A
Retailer 12
-
£315 GBP
$422 USD
View
B+
Retailer 13
-
£328 GBP
€419 EUR
View
B+
Retailer 14
-
£357 GBP
$478 USD
View
B+
Retailer 15
-
£377 GBP
A$778 AUD
View
B+
Retailer 16
-
£419 GBP
A$864 AUD
View
B+
Retailer 17
-
£459 GBP
$615 USD
View
Retailer 18
-
£547 GBP
$733 USD
View
Price last confirmed 40 days ago
B
Retailer 19
-
£552 GBP
$740 USD
View
B
Retailer 20
-
£560 GBP
A$1,155 AUD
View
Retailer 21
-
£567 GBP
$760 USD
View
Price last confirmed 13 days ago
B
Retailer 22
-
£592 GBP
$794 USD
View
B
Retailer 23
-
£603 GBP
$808 USD
View
B
Retailer 24
-
£808 GBP
View
Most Expensive
B
Reve Diamonds
66D523A95 · Oct 30
£856 GBP
$1,148 USD
View
24 more retailers have this diamond
Prices start from £139 GBPSave up to £718 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 Round
£139 GBP