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Round|Natural|GIA

1.63ct I IF Round Natural Diamond

EX • I/IF • GIA 6552521550

Certificate GIA 6552521550

Diamond specifications and retailer prices

From £6,590 GBP
As of October 27, 2026
3 retailers carry this diamond
Most expensive: £9,979 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 1.63ct natural round diamond

This 1.63ct natural round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6552521550. Listed at 3 retailers as of October 27, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.63
Carat
I
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6552521550
Dimensions7.47 × 7.44 × 4.70 mm
L/W Ratio1.00
Culet sizeNone
Top View
7.47 mm7.44 mm1.63 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552521550
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 27
Current: £9,979 GBP|Low: £6,535 GBP|High: £10,086 GBP|Avg: £7,749 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
October 27, 2026
Retailer 2£6,590 GBP
Retailer 3£6,605 GBP
Retailer 4£7,560 GBP
MOH London£9,979 GBP

35 data points across 4 retailers

3 retailers

A
Cheapest Retailer
-
£6,590 GBP
Retailer 2
-
£6,605 GBP
A$13,636 AUD
View
Price last confirmed 9 days ago
Most Expensive
MOH London
17B0413C5 · Oct 26
£9,979 GBP
View
Price last confirmed 7 days ago
2 more retailers have this diamond
Prices start from £6,590 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.

A
1.63ct Round
£6,590 GBP