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Radiant|Natural|GIA

0.97ct J SI1 Radiant Natural Diamond

ID • J/SI1 • GIA 1539291183

Certificate GIA 1539291183

Diamond specifications and retailer prices

From £1,249 GBP
$1,674 USD
As of November 1, 2026
Save £1,916 GBP (61%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £3,165 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.97ct natural radiant diamond

This 0.97ct natural radiant sits in the just-under-one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1539291183. Listed at 20 retailers as of October 30, 2026, with prices from £1,249 to £3,165, a £1,916 spread on the same certified stone. NZ Jewellers lists it at £3,165. 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

0.97
Carat
J
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.49°
OriginNatural
Grading LabGIA
CertificateGIA 1539291183
Dimensions6.71 × 5.01 × 3.47 mm
L/W Ratio1.34
Key to symbols
Crystal
Top View
6.71 mm5.01 mm0.97 ctJ / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1539291183
Side View
Table 68.0%Crown 42.49°Girdle: SLI-THKPavilionCulet: NoneDepth 69.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £3,165 GBP|Low: £1,249 GBP|High: £3,165 GBP|Avg: £1,826 GBP
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
November 1, 2026
Retailer 9£1,249 GBP
Retailer 11£1,323 GBP
Retailer 3£1,372 GBP
Retailer 4£1,372 GBP
Retailer 10£1,411 GBP
Retailer 13£1,435 GBP
Retailer 5£1,583 GBP
Retailer 2£1,661 GBP
Retailer 12£1,867 GBP
Retailer 7£1,927 GBP
Retailer 6£2,233 GBP
Retailer 8£2,656 GBP
NZ Jewellers£3,165 GBP

44 data points across 13 retailers

20 retailers£1,249 GBP to £3,165 GBP

B+
Cheapest Retailer
-
£1,249 GBP
$1,674 USD
B+
Retailer 2
-
£1,253 GBP
$1,679 USD
View
B+
Retailer 3
-
£1,323 GBP
$1,773 USD
View
B+
Retailer 4
-
£1,372 GBP
$1,838 USD
View
B+
Retailer 5
-
£1,372 GBP
$1,838 USD
View
B+
Retailer 6
-
£1,411 GBP
$1,890 USD
View
B+
Retailer 7
-
£1,435 GBP
$1,923 USD
View
B
Retailer 8
-
£1,583 GBP
$2,121 USD
View
B
Retailer 9
-
£1,605 GBP
$2,150 USD
View
B
Retailer 10
-
£1,605 GBP
$2,150 USD
View
B
Retailer 11
-
£1,657 GBP
$2,220 USD
View
B
Retailer 12
-
£1,661 GBP
View
B
Retailer 13
-
£1,728 GBP
$2,315 USD
View
B
Retailer 14
-
£1,742 GBP
CA$3,241 CAD
View
B
Retailer 15
-
£1,789 GBP
$2,397 USD
View
Retailer 16
-
£1,867 GBP
A$3,848 AUD
View
Price last confirmed 27 days ago
B
Retailer 17
-
£1,927 GBP
€2,459 EUR
View
B
Retailer 18
-
£2,233 GBP
ZAR 48,339 ZAR
View
B
Retailer 19
-
£2,656 GBP
View
Most Expensive
B
NZ Jewellers
0512f75f-55d9-4374-92b9-e887a5cad8b3 · Oct 30
£3,165 GBP
$4,241 USD
View
19 more retailers have this diamond
Prices start from £1,249 GBPSave up to £1,916 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+
0.97ct Radiant
£1,249 GBP