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Round|Lab Grown|IGI

1.22ct I SI1 Round Lab Grown Diamond

EX • I/SI1 • IGI LG447001343

Shape and cutting style on the report: Round brilliant

Certificate IGI LG447001343

Diamond specifications and retailer prices

From $766 SGD
As of November 5, 2026
Save $5,103 SGD (87%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $5,869 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG447001343 or 447001343. Listed at 13 retailers as of November 5, 2026, with prices from $766 to $5,869, a $5,103 spread on the same certified stone. MOH London lists it at $5,869. 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
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447001343
Dimensions6.82 × 6.78 × 4.27 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
6.82 mm6.78 mm1.22 ctI / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447001343
Side View
Table 56.5%Crown 35.9°Girdle: MediumPavilion 41°Culet: NoneDepth 62.9%

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: $5,869 SGD|Low: $766 SGD|High: $5,963 SGD|Avg: $2,716 SGD|-0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 5$766 SGD
Retailer 6$1,777 SGD
Retailer 11$1,933 SGD
Retailer 10$1,989 SGD
Retailer 7$2,060 SGD
Retailer 9$2,060 SGD
Retailer 2$2,681 SGD
Retailer 8$3,252 SGD
Retailer 4$3,492 SGD
Retailer 3$3,861 SGD
MOH London$5,869 SGD

46 data points across 11 retailers

13 retailers$766 SGD to $5,869 SGD

A
Cheapest Retailer
-
$766 SGD
B+
Retailer 2
-
$1,777 SGD
View
B+
Retailer 3
-
$1,933 SGD
View
B+
Retailer 4
-
$1,989 SGD
View
Final sale: no returns
Retailer 5
-
$2,060 SGD
View
Price last confirmed 25 days ago
B+
Retailer 6
-
$2,060 SGD
View
B
Retailer 7
-
$2,280 SGD
View
B+
Retailer 8
-
$2,681 SGD
View
B
Retailer 9
-
$3,252 SGD
View
B
Retailer 10
-
$3,492 SGD
View
B
Retailer 11
-
$3,739 SGD
View
B
Retailer 12
-
$3,861 SGD
View
Most Expensive
B
MOH London
LG447001343 · Nov 5
$5,869 SGD
£3,618 GBP
View
12 more retailers have this diamond
Prices start from $766 SGDSave up to $5,103 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
$766 SGD