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Radiant|Natural|GIA

0.91ct J SI2 Radiant Natural Diamond

EX • J/SI2 • GIA 6545502997

Certificate GIA 6545502997

Diamond specifications and retailer prices

From £463 GBP
₹59,079 INR
As of October 31, 2026
Save £1,483 GBP (76%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,946 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.91ct natural radiant diamond

This 0.91ct natural radiant sits in the just-under-one-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6545502997. Listed at 19 retailers as of October 30, 2026, with prices from £463 to £1,946, a £1,483 spread on the same certified stone. NZ Jewellers lists it at £1,946. 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

0.91
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6545502997
Dimensions6.31 × 4.75 × 3.38 mm
L/W Ratio1.33
Top View
6.31 mm4.75 mm0.91 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6545502997
Side View
Table 66.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 71.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: £1,946 GBP|Low: £459 GBP|High: £1,976 GBP|Avg: £793 GBP|-1.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 31, 2026
Retailer 2£463 GBP
Retailer 10£468 GBP
Retailer 4£572 GBP
Retailer 5£590 GBP
Retailer 8£620 GBP
Retailer 14£625 GBP
Retailer 16£644 GBP
Retailer 6£649 GBP
Retailer 9£660 GBP
Retailer 17£716 GBP
Retailer 15£740 GBP
Retailer 11£754 GBP
Retailer 12£877 GBP
Retailer 7£880 GBP
Retailer 3£1,008 GBP
Retailer 13£1,142 GBP
NZ Jewellers£1,946 GBP

26 data points across 17 retailers

19 retailers£463 GBP to £1,946 GBP

A
Cheapest Retailer
-
£463 GBP
₹59,079 INR
A
Retailer 2
-
£468 GBP
HK$4,900 HKD
View
A
Retailer 3
-
£572 GBP
$767 USD
View
Final sale: no returns
A
Retailer 4
-
£590 GBP
SGD 1,068 SGD
View
A
Retailer 5
-
£620 GBP
$831 USD
View
A
Retailer 6
-
£625 GBP
$837 USD
View
A
Retailer 7
-
£644 GBP
$863 USD
View
A
Retailer 8
-
£649 GBP
SGD 1,176 SGD
View
A
Retailer 9
-
£660 GBP
$884 USD
View
A
Retailer 10
-
£716 GBP
$959 USD
View
A
Retailer 11
-
£740 GBP
$991 USD
View
Retailer 12
-
£749 GBP
$1,004 USD
View
Price last confirmed 55 days ago
A
Retailer 13
-
£754 GBP
View
B+
Retailer 14
-
£858 GBP
A$1,768 AUD
View
A
Retailer 15
-
£877 GBP
€1,119 EUR
View
B+
Retailer 16
-
£880 GBP
$1,179 USD
View
B+
Retailer 17
-
£1,008 GBP
CA$1,876 CAD
View
B+
Retailer 18
-
£1,142 GBP
View
Most Expensive
B
NZ Jewellers
063046d7-5fb8-4ec4-8df0-0ef2a860f9aa · Oct 30
£1,946 GBP
$2,607 USD
View
18 more retailers have this diamond
Prices start from £463 GBPSave up to £1,483 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
0.91ct Radiant
£463 GBP