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Radiant|Lab Grown|IGI

1.23ct G VS1 Radiant Lab Grown Diamond

EX • G/VS1 • IGI LG616402888

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

Certificate IGI LG616402888

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)
11 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 top-tier cut grade and certified by IGI LG616402888 or 616402888. Listed at 11 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. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.1°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG616402888
Dimensions7.69 × 5.22 × 3.48 mm
L/W Ratio1.47
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
7.69 mm5.22 mm1.23 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG616402888
Side View
Table 65.0%Crown 44.1°Girdle: MED-STKPavilion 34.3°Culet: NoneDepth 66.7%

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: €581 EUR|-2.0%
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 26, 2026
Retailer 12€139 EUR
Retailer 16€158 EUR
Retailer 10€161 EUR
Retailer 14€314 EUR
Retailer 3€325 EUR
Retailer 7€340 EUR
Retailer 5€391 EUR
Retailer 8€448 EUR
Retailer 9€463 EUR
Retailer 11€584 EUR
Retailer 13€610 EUR
Retailer 6€766 EUR
Retailer 4€815 EUR
Retailer 2€889 EUR
Retailer 15€1,190 EUR
Do Amore Diamonds€1,334 EUR

22 data points across 16 retailers

11 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
-
€815 EUR
$910 USD
View
B
Retailer 9
-
€889 EUR
£782 GBP
View
B
Retailer 10
-
€1,190 EUR
$1,330 USD
View
Most Expensive
B
Do Amore Diamonds
27-EF19BF109 · Oct 29
€1,334 EUR
$1,490 USD
View
10 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