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Radiant|Natural|GIA

1.00ct I SI1 Radiant Natural Diamond

ID • I/SI1 • GIA 7552908071

Certificate GIA 7552908071

Diamond specifications and retailer prices

From £1,022 GBP
HK$10,700 HKD
As of November 1, 2026
Save £686 GBP (40%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £1,708 GBP at 77 Diamonds · As of November 1, 2026
View at 77 Diamonds

About this 1ct natural radiant diamond

This 1ct natural radiant sits in the classic 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 7552908071. Listed at 7 retailers as of November 1, 2026, with prices from £1,022 to £1,708, a £686 spread on the same certified stone. 77 Diamonds lists it at £1,708. 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

1.00
Carat
I
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 7552908071
Dimensions6.64 × 4.97 × 3.48 mm
L/W Ratio1.34
Girdle conditionPolished
Culet sizeNone
Top View
6.64 mm4.97 mm1.00 ctI / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7552908071
Side View
Table 64.0%CrownGirdle: THK-THKPavilionCulet: NoneDepth 70.0%

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: Nov 1
Current: £1,708 GBP|Low: £1,022 GBP|High: £1,837 GBP|Avg: £1,327 GBP|-7.0%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 6£1,022 GBP
Retailer 7£1,038 GBP
Retailer 4£1,121 GBP
Retailer 2£1,200 GBP
Retailer 3£1,224 GBP
Retailer 5£1,374 GBP
Retailer 8£1,513 GBP
77 Diamonds£1,708 GBP

43 data points across 8 retailers

7 retailers£1,022 GBP to £1,708 GBP

A
Cheapest Retailer
-
£1,022 GBP
HK$10,700 HKD
Retailer 2
-
£1,121 GBP
€1,430 EUR
View
Price last confirmed 6 days ago
A
Retailer 3
-
£1,200 GBP
SGD 2,172 SGD
View
A
Retailer 4
-
£1,224 GBP
$1,640 USD
View
A
Retailer 5
-
£1,374 GBP
$1,841 USD
View
B+
Retailer 6
-
£1,513 GBP
A$3,118 AUD
View
Most Expensive
B+
77 Diamonds
RADMBUUXNMUVU · Nov 1
£1,708 GBP
View
6 more retailers have this diamond
Prices start from £1,022 GBPSave up to £686 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
1.00ct Radiant
£1,022 GBP