Round|Lab Grown|IGI

1.23ct F VS2 Round Lab Grown Diamond

EX • F/VS2 • IGI LG770639322

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770639322

Diamond specifications and retailer prices

From €157 EUR
$175 USD
As of November 1, 2026
Save €750 EUR (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €907 EUR at MOH London · As of November 1, 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 LG770639322 or 770639322. Listed at 18 retailers as of November 1, 2026, with prices from €157 to €907, a €750 spread on the same certified stone. MOH London lists it at €907. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770639322
Dimensions6.81 × 6.86 × 4.21 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.81 mm6.86 mm1.23 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770639322
Side View
Table 56.0%Crown 36.4°Girdle: MED-STKPavilion 40°Culet: NoneDepth 61.6%

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 1
Current: €907 EUR|Low: €150 EUR|High: €917 EUR|Avg: €439 EUR|-1.0%
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 8€157 EUR
Retailer 10€194 EUR
Retailer 11€346 EUR
Retailer 5€347 EUR
Retailer 2€356 EUR
Retailer 4€361 EUR
Retailer 6€461 EUR
Retailer 7€487 EUR
Retailer 9€537 EUR
Retailer 3€695 EUR
MOH London€907 EUR

40 data points across 11 retailers

18 retailers€157 EUR to €907 EUR

A
Cheapest Retailer
-
€157 EUR
$175 USD
A
Retailer 2
-
€182 EUR
$203 USD
View
A
Retailer 3
-
€194 EUR
$217 USD
View
Retailer 4
-
€194 EUR
$217 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
€346 EUR
$386 USD
View
A
Retailer 6
-
€347 EUR
£305 GBP
View
A
Retailer 7
-
€356 EUR
£313 GBP
View
B+
Retailer 8
-
€359 EUR
$401 USD
View
A
Retailer 9
-
€361 EUR
View
B+
Retailer 10
-
€417 EUR
$466 USD
View
B+
Retailer 11
-
€461 EUR
$515 USD
View
B+
Retailer 12
-
€487 EUR
$544 USD
View
B+
Retailer 13
-
€537 EUR
$600 USD
View
Retailer 14
-
€596 EUR
$666 USD
View
Price last confirmed 47 days ago
B
Retailer 15
-
€624 EUR
$697 USD
View
B
Retailer 16
-
€672 EUR
$751 USD
View
B
Retailer 17
-
€695 EUR
$777 USD
View
Most Expensive
B
MOH London
LG770639322 · Nov 1
€907 EUR
£798 GBP
View
17 more retailers have this diamond
Prices start from €157 EURSave up to €750 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
€157 EUR