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Round|Lab Grown|IGI

1.64ct F SI1 Round Lab Grown Diamond

VG • F/SI1 • IGI LG754510367

Shape and cutting style on the report: Round brilliant

Certificate IGI LG754510367

Diamond specifications and retailer prices

From €179 EUR
$201 USD
As of November 1, 2026
Save €861 EUR (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €1,041 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 1.64ct lab-grown round diamond

This 1.64ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG754510367 or 754510367. Listed at 15 retailers as of November 1, 2026, with prices from €179 to €1,041, a €861 spread on the same certified stone. MOH London lists it at €1,041. 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

1.64
Carat
F
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754510367
Dimensions7.46 × 7.41 × 4.68 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.46 mm7.41 mm1.64 ctF / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754510367
Side View
Table 60.0%Crown 37.6°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.0%

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 1
Current: €1,041 EUR|Low: €172 EUR|High: €1,059 EUR|Avg: €457 EUR|-1.1%
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 2, 2026
Retailer 6€179 EUR
Retailer 11€209 EUR
Retailer 7€223 EUR
Retailer 4€226 EUR
Retailer 3€375 EUR
Retailer 12€386 EUR
Retailer 5€404 EUR
Retailer 2€409 EUR
Retailer 10€456 EUR
Retailer 8€716 EUR
Retailer 9€718 EUR
MOH London€1,041 EUR

39 data points across 12 retailers

15 retailers€179 EUR to €1,041 EUR

A
Cheapest Retailer
-
€179 EUR
$201 USD
A
Retailer 2
-
€209 EUR
$234 USD
View
A
Retailer 3
-
€223 EUR
$250 USD
View
Retailer 4
-
€226 EUR
$253 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
€375 EUR
View
B+
Retailer 6
-
€386 EUR
$433 USD
View
B+
Retailer 7
-
€404 EUR
£357 GBP
View
A
Retailer 8
-
€409 EUR
£361 GBP
View
B+
Retailer 9
-
€436 EUR
$489 USD
View
B+
Retailer 10
-
€456 EUR
$511 USD
View
Retailer 11
-
€700 EUR
$785 USD
View
Price last confirmed 12 days ago
B
Retailer 12
-
€716 EUR
$803 USD
View
B
Retailer 13
-
€718 EUR
$805 USD
View
B
Retailer 14
-
€900 EUR
$1,010 USD
View
Most Expensive
B
MOH London
LG754510367 · Nov 1
€1,041 EUR
£919 GBP
View
14 more retailers have this diamond
Prices start from €179 EURSave up to €861 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
1.64ct Round
€179 EUR