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Round|Lab Grown|IGI

1.23ct F VS2 Round Lab Grown Diamond

ID • F/VS2 • IGI LG747513213

Shape and cutting style on the report: Round brilliant

Certificate IGI LG747513213

Diamond specifications and retailer prices

From £140 GBP
$188 USD
As of November 1, 2026
Save £720 GBP (84%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £860 GBP at Reve Diamonds · As of November 1, 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 F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG747513213 or 747513213. Listed at 20 retailers as of November 1, 2026, with prices from £140 to £860, a £720 spread on the same certified stone. Reve Diamonds lists it at £860. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG747513213
Dimensions6.90 × 6.86 × 4.25 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
6.90 mm6.86 mm1.23 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG747513213
Side View
Table 57.0%Crown 34.4°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.8%

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: Nov 1
Current: £314 GBP|Low: £139 GBP|High: £860 GBP|Avg: £416 GBP|+7.6%
Retailer 1
Retailer 2
Retailer 3
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Retailer 11
Retailer 12
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Retailer 19
Reve Diamonds
November 2, 2026
Retailer 6£140 GBP
Retailer 4£156 GBP
Retailer 15£162 GBP
Retailer 18£174 GBP
Retailer 19£174 GBP
Retailer 11£303 GBP
Retailer 2£304 GBP
Retailer 1£314 GBP
Retailer 12£332 GBP
Retailer 17£358 GBP
Retailer 13£377 GBP
Retailer 16£384 GBP
Retailer 3£463 GBP
Retailer 9£485 GBP
Retailer 8£499 GBP
Retailer 7£557 GBP
Retailer 5£597 GBP
Retailer 10£598 GBP
Retailer 14£811 GBP
Reve Diamonds£860 GBP

43 data points across 20 retailers

20 retailers£140 GBP to £860 GBP

A
Cheapest Retailer
-
£140 GBP
$188 USD
A
Retailer 2
-
£156 GBP
$210 USD
View
Final sale: no returns
A
Retailer 3
-
£162 GBP
$218 USD
View
A
Retailer 4
-
£174 GBP
$233 USD
View
Retailer 5
-
£174 GBP
$233 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
£303 GBP
$406 USD
View
B+
Retailer 7
-
£304 GBP
$408 USD
View
B+
Retailer 8
-
£314 GBP
View
B+
Retailer 9
-
£332 GBP
€424 EUR
View
B+
Retailer 10
-
£358 GBP
$480 USD
View
B+
Retailer 11
-
£377 GBP
A$778 AUD
View
B+
Retailer 12
-
£384 GBP
$515 USD
View
B
Retailer 13
-
£463 GBP
$621 USD
View
Retailer 14
-
£485 GBP
A$1,001 AUD
View
Price last confirmed 8 days ago
B
Retailer 15
-
£499 GBP
$670 USD
View
B
Retailer 16
-
£557 GBP
$748 USD
View
B
Retailer 17
-
£597 GBP
$802 USD
View
B
Retailer 18
-
£610 GBP
$819 USD
View
Retailer 19
-
£811 GBP
View
Price last confirmed 8 days ago
Most Expensive
B
Reve Diamonds
536579C61 · Nov 1
£860 GBP
$1,154 USD
View
19 more retailers have this diamond
Prices start from £140 GBPSave up to £720 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
£140 GBP