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1.33ct H SI2 Round Lab Grown Diamond

ID • H/SI2 • IGI LG499191785

Shape and cutting style on the report: Round brilliant

Certificate IGI LG499191785

Diamond specifications and retailer prices

From $934 SGD
As of November 5, 2026
Save $3,307 SGD (78%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,240 SGD at MOH London · As of November 5, 2026
View at MOH London

About this 1.33ct lab-grown round diamond

This 1.33ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG499191785 or 499191785. Listed at 10 retailers as of November 5, 2026, with prices from $934 to $4,240, a $3,307 spread on the same certified stone. MOH London lists it at $4,240. 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

1.33
Carat
H
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG499191785
Dimensions7.07 × 7.05 × 4.35 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
7.07 mm7.05 mm1.33 ctH / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG499191785
Side View
Table 57.0%Crown 35.5°Girdle: MediumPavilion 40.6°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 5
Current: $4,240 SGD|Low: $746 SGD|High: $4,302 SGD|Avg: $1,867 SGD|-0.3%
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 5, 2026
Retailer 5$934 SGD
Retailer 10$1,015 SGD
Retailer 9$1,045 SGD
Retailer 7$1,083 SGD
Retailer 6$1,226 SGD
Retailer 3$1,307 SGD
Retailer 12$1,713 SGD
Retailer 8$1,754 SGD
Retailer 4$2,422 SGD
Retailer 2$2,666 SGD
Retailer 11$3,044 SGD
MOH London$4,240 SGD

15 data points across 12 retailers

10 retailers$934 SGD to $4,240 SGD

A
Cheapest Retailer
-
$934 SGD
A
Retailer 2
-
$1,015 SGD
View
A
Retailer 3
-
$1,045 SGD
View
Final sale: no returns
A
Retailer 4
-
$1,083 SGD
View
Retailer 5
-
$1,083 SGD
View
Price last confirmed 25 days ago
B+
Retailer 6
-
$1,226 SGD
View
B+
Retailer 7
-
$1,754 SGD
View
B
Retailer 8
-
$2,666 SGD
View
B
Retailer 9
-
$3,044 SGD
View
Most Expensive
B
MOH London
LG499191785 · Nov 5
$4,240 SGD
£2,614 GBP
View
9 more retailers have this diamond
Prices start from $934 SGDSave up to $3,307 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
1.33ct Round
$934 SGD