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Round|Lab Grown|IGI

1.23ct F VS2 Round Lab Grown Diamond

ID • F/VS2 • IGI LG851617161

Shape and cutting style on the report: Round brilliant

Certificate IGI LG851617161

Diamond specifications and retailer prices

From €218 EUR
HK$1,900 HKD
As of November 1, 2026
Save €655 EUR (75%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €873 EUR at MOH London · As of October 29, 2026
View at MOH London

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 LG851617161 or 851617161. Listed at 12 retailers as of October 29, 2026, with prices from €218 to €873, a €655 spread on the same certified stone. MOH London lists it at €873. 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
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851617161
Dimensions6.83 × 6.85 × 4.28 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.83 mm6.85 mm1.23 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851617161
Side View
Table 58.0%Crown 34.6°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €873 EUR|Low: €218 EUR|High: €873 EUR|Avg: €456 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 9€218 EUR
Retailer 11€251 EUR
Retailer 8€317 EUR
Retailer 2€329 EUR
Retailer 4€341 EUR
Retailer 6€358 EUR
Retailer 5€458 EUR
Retailer 3€619 EUR
Retailer 7€621 EUR
Retailer 10€646 EUR
MOH London€873 EUR

6 data points across 11 retailers

12 retailers€218 EUR to €873 EUR

A
Cheapest Retailer
-
€218 EUR
HK$1,900 HKD
B+
Retailer 2
-
€251 EUR
$280 USD
View
A
Retailer 3
-
€317 EUR
View
A
Retailer 4
-
€329 EUR
£290 GBP
View
A
Retailer 5
-
€341 EUR
£300 GBP
View
B+
Retailer 6
-
€358 EUR
$400 USD
View
B+
Retailer 7
-
€456 EUR
$510 USD
View
B+
Retailer 8
-
€458 EUR
$512 USD
View
B
Retailer 9
-
€619 EUR
SGD 935 SGD
View
B
Retailer 10
-
€621 EUR
$694 USD
View
B
Retailer 11
-
€646 EUR
$722 USD
View
Most Expensive
B
MOH London
LG851617161 · Oct 29
€873 EUR
£768 GBP
View
11 more retailers have this diamond
Prices start from €218 EURSave up to €655 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 Round
€218 EUR