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Round|Natural|GIA

1.63ct N SI1 Round Natural Diamond

EX • N/SI1 • GIA 5221593064

Certificate GIA 5221593064

Diamond specifications and retailer prices

From £2,877 GBP
As of November 5, 2026
Save £2,135 GBP (43%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £5,012 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.63ct natural round diamond

This 1.63ct natural round sits in the one-and-a-half to two carat band, graded N colour (tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5221593064. Listed at 5 retailers as of November 5, 2026, with prices from £2,877 to £5,012, a £2,135 spread on the same certified stone. NZ Jewellers lists it at £5,012. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.63
Carat
N
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 5221593064
Dimensions7.50 × 7.51 × 4.62 mm
L/W Ratio1.00
Top View
7.50 mm7.51 mm1.63 ctN / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceMedium
CertificateGIA 5221593064
Side View
TableCrownGirdlePavilionCulet: NoneDepth

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £5,012 GBP|Low: £2,389 GBP|High: £5,012 GBP|Avg: £3,241 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 6£2,389 GBP
Retailer 2£2,877 GBP
Retailer 5£2,877 GBP
Retailer 3£2,988 GBP
Retailer 4£3,319 GBP
NZ Jewellers£5,012 GBP

14 data points across 6 retailers

5 retailers£2,877 GBP to £5,012 GBP

Retailer 1
-
£2,877 GBP
Price last confirmed 8 days ago
B
Retailer 2
-
£2,877 GBP
View
B
Retailer 3
-
£2,988 GBP
View
C
Retailer 4
-
£3,319 GBP
View
Most Expensive
C
NZ Jewellers
9221de05-29db-43d5-9236-a873d5baa8da · Nov 5
£5,012 GBP
$6,746 USD
View
4 more retailers have this diamond
Prices start from £2,877 GBPSave up to £2,135 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
£2,877 GBP