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Round|Lab Grown|IGI

1.33ct F SI2 Round Lab Grown Diamond

VG • F/SI2 • IGI LG524238659

Shape and cutting style on the report: Round brilliant

Certificate IGI LG524238659

Diamond specifications and retailer prices

From €148 EUR
$165 USD
As of October 29, 2026
Save €805 EUR (84%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €953 EUR at MOH London · As of October 29, 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 SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI LG524238659 or 524238659. Listed at 8 retailers as of October 29, 2026, with prices from €148 to €953, a €805 spread on the same certified stone. MOH London lists it at €953. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.33
Carat
F
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36°
Pavilion angle41.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG524238659
Dimensions6.94 × 6.87 × 4.45 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.94 mm6.87 mm1.33 ctF / SI2
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG524238659
Side View
Table 59.5%Crown 36°Girdle: MED-THKPavilion 41.9°Culet: NoneDepth 64.4%

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: Oct 29
Current: €953 EUR|Low: €148 EUR|High: €959 EUR|Avg: €585 EUR|+4.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 3€148 EUR
Retailer 5€329 EUR
Retailer 7€382 EUR
Retailer 6€603 EUR
Retailer 2€624 EUR
Retailer 4€859 EUR
MOH London€953 EUR

18 data points across 7 retailers

8 retailers€148 EUR to €953 EUR

A
Cheapest Retailer
-
€148 EUR
$165 USD
B+
Retailer 2
-
€172 EUR
$192 USD
View
B
Retailer 3
-
€329 EUR
$368 USD
View
B
Retailer 4
-
€603 EUR
$673 USD
View
Retailer 5
-
€624 EUR
$697 USD
View
Price last confirmed 10 days ago
B
Retailer 6
-
€652 EUR
$728 USD
View
B
Retailer 7
-
€859 EUR
$960 USD
View
Most Expensive
B
MOH London
LG524238659 · Oct 29
€953 EUR
£838 GBP
View
7 more retailers have this diamond
Prices start from €148 EURSave up to €805 EUR

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
€148 EUR