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Round|Lab Grown|IGI

1.23ct F VS2 Round Lab Grown Diamond

ID • F/VS2 • IGI LG818644630

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818644630

Diamond specifications and retailer prices

From $184 USD
As of November 3, 2026
Save $883 USD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,067 USD at MOH London · As of November 2, 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 LG818644630 or 818644630. Listed at 18 retailers as of November 2, 2026, with prices from $184 to $1,067, a $883 spread on the same certified stone. MOH London lists it at $1,067. 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 angle33.6°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818644630
Dimensions6.92 × 6.88 × 4.22 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.92 mm6.88 mm1.23 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818644630
Side View
Table 58.0%Crown 33.6°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.0%

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 3
Current: $1,067 USD|Low: $177 USD|High: $1,080 USD|Avg: $446 USD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 3, 2026
Retailer 9$184 USD
Retailer 13$206 USD
Retailer 3$213 USD
Retailer 5$228 USD
Retailer 12$228 USD
Retailer 10$308 USD
Retailer 2$412 USD
Retailer 7$423 USD
Retailer 8$510 USD
Retailer 6$583 USD
Retailer 4$733 USD
Retailer 11$740 USD
MOH London$1,067 USD

44 data points across 13 retailers

18 retailers$184 USD to $1,067 USD

A
Cheapest Retailer
-
$184 USD
A
Retailer 2
-
$206 USD
View
Final sale: no returns
A
Retailer 3
-
$213 USD
View
A
Retailer 4
-
$228 USD
View
Retailer 5
-
$228 USD
View
Price last confirmed 9 days ago
A
Retailer 6
-
$256 USD
HK$2,000 HKD
View
B+
Retailer 7
-
$308 USD
View
B+
Retailer 8
-
$405 USD
View
A
Retailer 9
-
$412 USD
£324 GBP
View
B+
Retailer 10
-
$423 USD
€403 EUR
View
B+
Retailer 11
-
$510 USD
View
B+
Retailer 12
-
$583 USD
View
B
Retailer 13
-
$733 USD
View
B
Retailer 14
-
$740 USD
View
B
Retailer 15
-
$744 USD
SGD 1,006 SGD
View
B
Retailer 16
-
$762 USD
View
B
Retailer 17
-
$788 USD
View
Most Expensive
B
MOH London
LG818644630 · Nov 2
$1,067 USD
£840 GBP
View
17 more retailers have this diamond
Prices start from $184 USDSave up to $883 USD

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
$184 USD