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Radiant|Lab Grown|IGI

1.23ct G VS1 Radiant Lab Grown Diamond

VG • G/VS1 • IGI LG616402972

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

Certificate IGI LG616402972

Diamond specifications and retailer prices

From €139 EUR
$155 USD
As of October 27, 2026
Save €1,195 EUR (90%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €1,334 EUR at Do Amore Diamonds · As of October 29, 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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG616402972 or 616402972. Listed at 9 retailers as of October 27, 2026, with prices from €139 to €1,334, a €1,195 spread on the same certified stone. Do Amore Diamonds lists it at €1,334. 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
G
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42°
Pavilion angle34.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG616402972
Dimensions7.57 × 5.21 × 3.55 mm
L/W Ratio1.45
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.57 mm5.21 mm1.23 ctG / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG616402972
Side View
Table 64.0%Crown 42°Girdle: MediumPavilion 34.2°Culet: NoneDepth 68.1%

Caratlytics Score

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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 27
Current: €1,334 EUR|Low: €112 EUR|High: €1,361 EUR|Avg: €562 EUR|-2.0%
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
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Retailer 15
October 29, 2026
Retailer 11€139 EUR
Retailer 14€158 EUR
Retailer 9€161 EUR
Retailer 13€314 EUR
Retailer 15€325 EUR
Retailer 5€340 EUR
Retailer 3€391 EUR
Retailer 6€448 EUR
Retailer 8€463 EUR
Retailer 10€584 EUR
Retailer 12€610 EUR
Retailer 4€766 EUR
Retailer 2€892 EUR
Retailer 7€1,037 EUR
Do Amore Diamonds€1,334 EUR

19 data points across 15 retailers

9 retailers€139 EUR to €1,334 EUR

A
Cheapest Retailer
-
€139 EUR
$155 USD
A
Retailer 2
-
€158 EUR
$177 USD
View
Final sale: no returns
A
Retailer 3
-
€161 EUR
$180 USD
View
B+
Retailer 4
-
€314 EUR
$351 USD
View
Retailer 5
-
€463 EUR
A$795 AUD
View
Price last confirmed 7 days ago
Retailer 6
-
€584 EUR
$652 USD
View
Price last confirmed 7 days ago
B
Retailer 7
-
€610 EUR
$682 USD
View
B
Retailer 8
-
€892 EUR
£785 GBP
View
Most Expensive
B
Do Amore Diamonds
27-53C2E2C51 · Oct 29
€1,334 EUR
$1,490 USD
View
8 more retailers have this diamond
Prices start from €139 EURSave up to €1,195 EUR

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
€139 EUR