Radiant|Natural|GIA

0.90ct I SI1 Radiant Natural Diamond

ID • I/SI1 • GIA 1242013702

Certificate GIA 1242013702

Diamond specifications and retailer prices

From £1,312 GBP
A$2,708 AUD
As of November 2, 2026
13 retailers carry this diamond
Most expensive: £2,753 GBP at NZ Jewellers · As of September 30, 2026
View at NZ Jewellers

About this 0.9ct natural radiant diamond

This 0.9ct natural radiant sits in the just-under-one-carat band, graded I 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 1242013702. Listed at 13 retailers as of November 2, 2026. 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

0.90
Carat
I
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1242013702
Dimensions6.57 × 4.82 × 3.22 mm
L/W Ratio1.36
Girdle conditionPolished
Top View
6.57 mm4.82 mm0.90 ctI / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1242013702
Side View
Table 68.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 66.9%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 2
Current: £993 GBP|Low: £792 GBP|High: £2,021 GBP|Avg: £1,268 GBP|-1.3%
Retailer 1
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
October 22, 2026
Retailer 10£792 GBP
Retailer 1£993 GBP
Retailer 12£1,024 GBP
Retailer 7£1,042 GBP
Retailer 9£1,054 GBP
Retailer 5£1,062 GBP
Retailer 13£1,088 GBP
Retailer 2£1,111 GBP
Retailer 3£1,199 GBP
Retailer 6£1,456 GBP
Retailer 14£1,480 GBP
Retailer 8£1,570 GBP
Retailer 11£1,641 GBP
Retailer 4£1,954 GBP

28 data points across 14 retailers

13 retailers

Retailer 1
-
£792 GBP
HK$8,300 HKD
Price last confirmed 9 days ago
Retailer 2
-
£993 GBP
€1,269 EUR
View
Price last confirmed 11 days ago
Retailer 3
-
£1,042 GBP
View
Price last confirmed 11 days ago
Retailer 4
-
£1,054 GBP
$1,414 USD
View
Price last confirmed 12 days ago
Retailer 5
-
£1,062 GBP
$1,425 USD
View
Price last confirmed 11 days ago
Retailer 6
-
£1,088 GBP
$1,460 USD
View
Price last confirmed 12 days ago
Retailer 7
-
£1,111 GBP
SGD 2,014 SGD
View
Price last confirmed 12 days ago
B+
Retailer 8
-
£1,312 GBP
A$2,708 AUD
View
Retailer 9
-
£1,456 GBP
A$3,006 AUD
View
Price last confirmed 27 days ago
Retailer 10
-
£1,570 GBP
ZAR 34,030 ZAR
View
Price last confirmed 11 days ago
Retailer 11
-
£1,641 GBP
$2,203 USD
View
Price last confirmed 12 days ago
Retailer 12
-
£1,954 GBP
View
Price last confirmed 12 days ago
Most Expensive
NZ Jewellers
00c6c793-db18-429b-85b7-6457cd7b853b · Sep 30
£2,753 GBP
$3,695 USD
View
Price last confirmed 33 days ago
12 more retailers have this diamond
Prices start from £1,312 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+
0.90ct Radiant
£1,312 GBP