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Round|Lab Grown|IGI

1.21ct F VS2 Round Lab Grown Diamond

ID • F/VS2 • IGI LG811647100

Shape and cutting style on the report: Round brilliant

Certificate IGI LG811647100

Diamond specifications and retailer prices

From $244 AUD
As of November 5, 2026
Save $1,167 AUD (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,411 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 1.21ct lab-grown round diamond

This 1.21ct 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 LG811647100 or 811647100. Listed at 17 retailers as of November 2, 2026, with prices from $244 to $1,411, a $1,167 spread on the same certified stone. MOH London lists it at $1,411. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811647100
Dimensions6.88 × 6.82 × 4.21 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.88 mm6.82 mm1.21 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811647100
Side View
Table 56.0%Crown 34.3°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.4%

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 5
Current: $1,411 AUD|Low: $244 AUD|High: $1,444 AUD|Avg: $694 AUD|-1.1%
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
Retailer 14
November 5, 2026
Retailer 13$244 AUD
Retailer 12$283 AUD
Retailer 6$301 AUD
Retailer 7$531 AUD
Retailer 14$539 AUD
Retailer 8$553 AUD
Retailer 11$563 AUD
Retailer 9$650 AUD
Retailer 2$871 AUD
Retailer 5$971 AUD
Retailer 10$1,026 AUD
Retailer 3$1,049 AUD
Retailer 4$1,079 AUD
MOH London$1,411 AUD

43 data points across 14 retailers

17 retailers$244 AUD to $1,411 AUD

A
Cheapest Retailer
-
$244 AUD
A
Retailer 2
-
$283 AUD
View
A
Retailer 3
-
$301 AUD
View
Retailer 4
-
$306 AUD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$531 AUD
View
A
Retailer 6
-
$539 AUD
View
A
Retailer 7
-
$553 AUD
View
A
Retailer 8
-
$557 AUD
View
A
Retailer 9
-
$563 AUD
View
B+
Retailer 10
-
$650 AUD
View
B+
Retailer 11
-
$764 AUD
View
B+
Retailer 12
-
$871 AUD
View
B
Retailer 13
-
$971 AUD
View
B
Retailer 14
-
$1,026 AUD
View
B
Retailer 15
-
$1,049 AUD
View
B
Retailer 16
-
$1,079 AUD
View
Most Expensive
B
MOH London
LG811647100 · Nov 2
$1,411 AUD
£778 GBP
View
16 more retailers have this diamond
Prices start from $244 AUDSave up to $1,167 AUD

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
1.21ct Round
$244 AUD