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Round|Lab Grown|IGI

1.63ct F SI1 Round Lab Grown Diamond

VG • F/SI1 • IGI LG786625021

Shape and cutting style on the report: Round brilliant

Certificate IGI LG786625021

Diamond specifications and retailer prices

From €191 EUR
$214 USD
As of November 1, 2026
Save €756 EUR (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €947 EUR at MOH London · As of November 2, 2026
View at MOH London

About this 1.63ct lab-grown round diamond

This 1.63ct 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 LG786625021 or 786625021. Listed at 13 retailers as of November 1, 2026, with prices from €191 to €947, a €756 spread on the same certified stone. MOH London lists it at €947. 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

1.63
Carat
F
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle37.7°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786625021
Dimensions7.64 × 7.57 × 4.51 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
7.64 mm7.57 mm1.63 ctF / SI1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG786625021
Side View
Table 63.0%Crown 37.7°Girdle: THN-MEDPavilion 39.9°Culet: NoneDepth 59.4%

Caratlytics Score

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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: €947 EUR|Low: €183 EUR|High: €1,364 EUR|Avg: €520 EUR|-0.9%
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 9€191 EUR
Retailer 11€213 EUR
Retailer 4€236 EUR
Retailer 5€394 EUR
Retailer 12€406 EUR
Retailer 3€435 EUR
Retailer 6€436 EUR
Retailer 10€467 EUR
Retailer 2€643 EUR
Retailer 8€691 EUR
Retailer 7€829 EUR
MOH London€947 EUR

34 data points across 12 retailers

13 retailers€191 EUR to €947 EUR

A
Cheapest Retailer
-
€191 EUR
$214 USD
A
Retailer 2
-
€213 EUR
$239 USD
View
Final sale: no returns
Retailer 3
-
€236 EUR
$265 USD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
€394 EUR
View
B
Retailer 5
-
€406 EUR
$455 USD
View
B+
Retailer 6
-
€435 EUR
$488 USD
View
B+
Retailer 7
-
€436 EUR
£385 GBP
View
B+
Retailer 8
-
€467 EUR
$524 USD
View
B
Retailer 9
-
€643 EUR
$721 USD
View
Retailer 10
-
€691 EUR
$775 USD
View
Price last confirmed 12 days ago
Retailer 11
-
€762 EUR
$855 USD
View
Price last confirmed 11 days ago
B
Retailer 12
-
€829 EUR
$930 USD
View
Most Expensive
B
MOH London
LG786625021 · Nov 2
€947 EUR
£836 GBP
View
12 more retailers have this diamond
Prices start from €191 EURSave up to €756 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
1.63ct Round
€191 EUR