CaratHunter
Plans
Round|Lab Grown|IGI

1.22ct F SI2 Round Lab Grown Diamond

ID • F/SI2 • IGI LG515227577

Shape and cutting style on the report: Round brilliant

Certificate IGI LG515227577

Diamond specifications and retailer prices

From $401 SGD
As of November 5, 2026
Save $1,490 SGD (79%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,891 SGD at MOH London · As of November 5, 2026
View at MOH London

About this 1.22ct lab-grown round diamond

This 1.22ct lab-grown round sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG515227577 or 515227577. Listed at 12 retailers as of November 5, 2026, with prices from $401 to $1,891, a $1,490 spread on the same certified stone. MOH London lists it at $1,891. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.22
Carat
F
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG515227577
Dimensions6.91 × 6.94 × 4.19 mm
L/W Ratio1.00
Girdle conditionFaceted
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
6.91 mm6.94 mm1.22 ctF / SI2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG515227577
Side View
Table 59.0%Crown 34°Girdle: MediumPavilion 41.1°Culet: NoneDepth 60.5%

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 5
Current: $1,891 SGD|Low: $401 SGD|High: $1,906 SGD|Avg: $922 SGD|-0.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 10$401 SGD
Retailer 9$429 SGD
Retailer 8$432 SGD
Retailer 6$644 SGD
Retailer 7$703 SGD
Retailer 5$829 SGD
Retailer 11$844 SGD
Retailer 2$890 SGD
Retailer 4$915 SGD
Retailer 3$1,284 SGD
Retailer 12$1,317 SGD
MOH London$1,891 SGD

21 data points across 12 retailers

12 retailers$401 SGD to $1,891 SGD

A
Cheapest Retailer
-
$401 SGD
Retailer 2
-
$429 SGD
View
Price last confirmed 12 days ago
B+
Retailer 3
-
$432 SGD
View
B+
Retailer 4
-
$644 SGD
View
B+
Retailer 5
-
$703 SGD
View
B
Retailer 6
-
$829 SGD
View
B
Retailer 7
-
$844 SGD
View
B
Retailer 8
-
$890 SGD
View
B
Retailer 9
-
$915 SGD
View
B
Retailer 10
-
$1,284 SGD
View
B
Retailer 11
-
$1,317 SGD
View
Most Expensive
B
MOH London
LG515227577 · Nov 5
$1,891 SGD
£1,166 GBP
View
11 more retailers have this diamond
Prices start from $401 SGDSave up to $1,490 SGD

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
1.22ct Round
$401 SGD