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Radiant|Lab Grown|IGI

1.23ct D VS2 Radiant Lab Grown Diamond

VG • D/VS2 • IGI LG756587925

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG756587925

Diamond specifications and retailer prices

From £152 GBP
As of November 4, 2026
Save £1,307 GBP (90%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,459 GBP at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.23ct lab-grown radiant diamond

This 1.23ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG756587925 or 756587925. Listed at 13 retailers as of November 2, 2026, with prices from £152 to £1,459, a £1,307 spread on the same certified stone. Do Amore Diamonds lists it at £1,459. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.23
Carat
D
Colour
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG756587925
Dimensions7.32 × 5.30 × 3.74 mm
L/W Ratio1.38
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
7.32 mm5.30 mm1.23 ctD / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG756587925
Side View
Table 64.0%Crown 43.4°Girdle: Slightly ThickPavilionCulet: NoneDepth 70.6%

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: Nov 4
Current: £1,459 GBP|Low: £119 GBP|High: £1,459 GBP|Avg: £480 GBP|+19.4%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
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Retailer 17
November 1, 2026
Retailer 3£152 GBP
Retailer 16£176 GBP
Retailer 2£226 GBP
Retailer 15£254 GBP
Retailer 8£256 GBP
Retailer 14£275 GBP
Retailer 7£314 GBP
Retailer 11£335 GBP
Retailer 6£481 GBP
Retailer 17£530 GBP
Retailer 5£546 GBP
Retailer 9£596 GBP
Retailer 12£609 GBP
Retailer 13£670 GBP
Retailer 4£760 GBP
Retailer 10£970 GBP
Do Amore Diamonds£1,459 GBP

25 data points across 17 retailers

13 retailers£152 GBP to £1,459 GBP

A
Cheapest Retailer
-
£152 GBP
A
Retailer 2
-
£176 GBP
View
B+
Retailer 3
-
£226 GBP
View
B+
Retailer 4
-
£254 GBP
View
A
Retailer 5
-
£275 GBP
View
B+
Retailer 6
-
£335 GBP
View
Retailer 7
-
£481 GBP
View
Price last confirmed 57 days ago
Retailer 8
-
£530 GBP
View
Price last confirmed 9 days ago
B
Retailer 9
-
£609 GBP
View
B
Retailer 10
-
£670 GBP
View
Retailer 11
-
£760 GBP
View
Price last confirmed 10 days ago
B
Retailer 12
-
£970 GBP
View
Most Expensive
C
Do Amore Diamonds
27-570CA223D · Nov 2
£1,459 GBP
$1,970 USD
View
12 more retailers have this diamond
Prices start from £152 GBPSave up to £1,307 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 Radiant
£152 GBP