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Round|Lab Grown|IGI

1.33ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG596339267

Shape and cutting style on the report: Round brilliant

Certificate IGI LG596339267

Diamond specifications and retailer prices

From $179 USD
As of November 5, 2026
Save $854 USD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,033 USD 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG596339267 or 596339267. Listed at 14 retailers as of November 5, 2026, with prices from $179 to $1,033, a $854 spread on the same certified stone. MOH London lists it at $1,033. 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
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG596339267
Dimensions7.06 × 7.03 × 4.32 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
7.06 mm7.03 mm1.33 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG596339267
Side View
Table 59.0%Crown 34.1°Girdle: MediumPavilion 41°Culet: NoneDepth 61.2%

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: $1,033 USD|Low: $179 USD|High: $1,165 USD|Avg: $504 USD|-11.2%
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 4$179 USD
Retailer 3$207 USD
Retailer 12$222 USD
Retailer 2$386 USD
Retailer 5$393 USD
Retailer 9$393 USD
Retailer 10$438 USD
Retailer 6$545 USD
Retailer 8$549 USD
Retailer 11$712 USD
Retailer 7$752 USD
MOH London$1,033 USD

43 data points across 12 retailers

14 retailers$179 USD to $1,033 USD

A
Cheapest Retailer
-
$179 USD
A
Retailer 2
-
$207 USD
View
A
Retailer 3
-
$222 USD
View
A
Retailer 4
-
$222 USD
View
Final sale: no returns
Retailer 5
-
$246 USD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$386 USD
View
B+
Retailer 7
-
$393 USD
View
A
Retailer 8
-
$393 USD
View
A
Retailer 9
-
$438 USD
View
B+
Retailer 10
-
$545 USD
View
B+
Retailer 11
-
$549 USD
View
B
Retailer 12
-
$712 USD
View
B+
Retailer 13
-
$752 USD
View
Most Expensive
B
MOH London
LG596339267 · Nov 5
$1,033 USD
£813 GBP
View
13 more retailers have this diamond
Prices start from $179 USDSave up to $854 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
1.33ct Round
$179 USD