Round|Lab Grown|IGI

1.63ct H I1 Round Lab Grown Diamond

ID • H/I1 • IGI LG529267050

Shape and cutting style on the report: Round brilliant

Certificate IGI LG529267050

Diamond specifications and retailer prices

From £181 GBP
$242 USD
As of October 29, 2026
Save £814 GBP (82%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £994 GBP at MOH London · As of October 29, 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 H colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by IGI LG529267050 or 529267050. Listed at 13 retailers as of October 29, 2026, with prices from £181 to £994, a £814 spread on the same certified stone. MOH London lists it at £994. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.63
Carat
H
Colour
I1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG529267050
Dimensions7.53 × 7.51 × 4.66 mm
L/W Ratio1.00
Girdle conditionFaceted
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
7.53 mm7.51 mm1.63 ctH / I1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG529267050
Side View
Table 58.0%Crown 35.3°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.0%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £994 GBP|Low: £132 GBP|High: £994 GBP|Avg: £470 GBP|+16.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 5£181 GBP
Retailer 6£224 GBP
Retailer 7£224 GBP
Retailer 3£245 GBP
Retailer 10£439 GBP
Retailer 8£525 GBP
Retailer 9£662 GBP
Retailer 4£721 GBP
Retailer 2£793 GBP
MOH London£994 GBP

19 data points across 10 retailers

13 retailers£181 GBP to £994 GBP

Retailer 1
-
£153 GBP
$205 USD
Price last confirmed 25 days ago
Retailer 2
-
£153 GBP
$205 USD
View
Price last confirmed 29 days ago
Retailer 3
-
£163 GBP
$219 USD
View
Price last confirmed 28 days ago
B+
Retailer 4
-
£181 GBP
$242 USD
View
B+
Retailer 5
-
£224 GBP
$300 USD
View
B+
Retailer 6
-
£224 GBP
$300 USD
View
B+
Retailer 7
-
£245 GBP
$328 USD
View
B+
Retailer 8
-
£439 GBP
$588 USD
View
B+
Retailer 9
-
£525 GBP
$703 USD
View
B+
Retailer 10
-
£662 GBP
$887 USD
View
B
Retailer 11
-
£721 GBP
$966 USD
View
B
Retailer 12
-
£793 GBP
$1,063 USD
View
Most Expensive
B
MOH London
LG529267050 · Oct 29
£994 GBP
View
12 more retailers have this diamond
Prices start from £181 GBPSave up to £814 GBP

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.

B+
1.63ct Round
£181 GBP