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Round|Lab Grown|IGI

1.23ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG487108293

Shape and cutting style on the report: Round brilliant

Certificate IGI LG487108293

Diamond specifications and retailer prices

From €890 EUR
$994 USD
As of November 1, 2026
Save €1,130 EUR (56%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €2,689 EUR at Aida Diamonds · As of October 31, 2026
View at Aida Diamonds

About this 1.23ct lab-grown round diamond

This 1.23ct lab-grown round sits in the classic one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG487108293 or 487108293. Listed at 14 retailers as of November 1, 2026, with a 127% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG487108293
Dimensions6.82 × 6.84 × 4.25 mm
L/W Ratio1.00
Girdle conditionFaceted
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
6.82 mm6.84 mm1.23 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG487108293
Side View
Table 55.5%Crown 35.7°GirdlePavilion 40.1°Culet: NoneDepth 62.3%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €2,689 EUR|Low: €854 EUR|High: €3,547 EUR|Avg: €1,619 EUR|-0.1%
Aida 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
Retailer 14
November 1, 2026
Retailer 11€890 EUR
Retailer 12€949 EUR
Retailer 5€968 EUR
Retailer 4€996 EUR
Retailer 3€1,032 EUR
Retailer 13€1,032 EUR
Retailer 9€1,186 EUR
Retailer 14€1,649 EUR
Retailer 8€1,897 EUR
Retailer 6€1,934 EUR
Retailer 7€2,020 EUR
Retailer 10€2,223 EUR
Aida Diamonds€2,689 EUR
Retailer 2€3,499 EUR

43 data points across 14 retailers

14 retailers€890 EUR to €2,020 EUR

B
Cheapest Retailer
-
€890 EUR
$994 USD
B
Retailer 2
-
€949 EUR
$1,060 USD
View
B
Retailer 3
-
€968 EUR
$1,081 USD
View
B
Retailer 4
-
€996 EUR
$1,113 USD
View
Final sale: no returns
B
Retailer 5
-
€1,032 EUR
$1,153 USD
View
Retailer 6
-
€1,032 EUR
$1,153 USD
View
Price last confirmed 15 days ago
B
Retailer 7
-
€1,186 EUR
$1,325 USD
View
B
Retailer 8
-
€1,649 EUR
$1,842 USD
View
B
Retailer 9
-
€1,897 EUR
ZAR 34,233 ZAR
View
B
Retailer 10
-
€1,934 EUR
$2,161 USD
View
B
Retailer 11
-
€2,020 EUR
£1,777 GBP
View
Retailer 12
-
€2,223 EUR
$2,484 USD
View
Price under review
Most Expensive
Aida Diamonds
496865673 · Oct 31
€2,689 EUR
A$4,621 AUD
View
Price under review
12 more retailers have this diamond
Prices start from €890 EURSave up to €1,130 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.

B
1.23ct Round
€890 EUR