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Radiant|Natural|GIA

0.80ct I SI1 Radiant Natural Diamond

EX • I/SI1 • GIA 7551302759

Certificate GIA 7551302759

Diamond specifications and retailer prices

From £611 GBP
HK$6,400 HKD
As of November 1, 2026
Save £1,422 GBP (70%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £2,034 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.8ct natural radiant diamond

This 0.8ct 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 7551302759. Listed at 20 retailers as of October 30, 2026, with prices from £611 to £2,034, a £1,422 spread on the same certified stone. NZ Jewellers lists it at £2,034. 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

0.80
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle51.03°
Pavilion angle35.19°
OriginNatural
Grading LabGIA
CertificateGIA 7551302759
Dimensions7.03 × 4.65 × 2.89 mm
L/W Ratio1.51
Girdle conditionPolished
Key to symbols
Crystal, Feather
Top View
7.03 mm4.65 mm0.80 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7551302759
Side View
Table 69.0%Crown 51.03°Girdle: MED-STKPavilion 35.19°Culet: NoneDepth 62.2%

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: £2,034 GBP|Low: £611 GBP|High: £2,034 GBP|Avg: £1,037 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
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 4£611 GBP
Retailer 14£769 GBP
Retailer 13£775 GBP
Retailer 6£834 GBP
Retailer 2£848 GBP
Retailer 3£866 GBP
Retailer 8£885 GBP
Retailer 5£922 GBP
Retailer 12£923 GBP
Retailer 7£962 GBP
Retailer 16£1,064 GBP
Retailer 15£1,090 GBP
Retailer 9£1,168 GBP
Retailer 10£1,233 GBP
Retailer 11£1,529 GBP
NZ Jewellers£2,034 GBP

41 data points across 16 retailers

20 retailers£611 GBP to £2,034 GBP

A
Cheapest Retailer
-
£611 GBP
HK$6,400 HKD
A
Retailer 2
-
£769 GBP
$1,031 USD
View
Final sale: no returns
A
Retailer 3
-
£775 GBP
SGD 1,403 SGD
View
A
Retailer 4
-
£799 GBP
$1,070 USD
View
A
Retailer 5
-
£834 GBP
$1,117 USD
View
A
Retailer 6
-
£848 GBP
View
A
Retailer 7
-
£853 GBP
SGD 1,545 SGD
View
A
Retailer 8
-
£866 GBP
$1,160 USD
View
A
Retailer 9
-
£885 GBP
$1,186 USD
View
A
Retailer 10
-
£922 GBP
$1,236 USD
View
A
Retailer 11
-
£923 GBP
$1,237 USD
View
B+
Retailer 12
-
£962 GBP
$1,289 USD
View
Retailer 13
-
£1,064 GBP
View
Price last confirmed 33 days ago
B+
Retailer 14
-
£1,067 GBP
$1,429 USD
View
Retailer 15
-
£1,090 GBP
A$2,248 AUD
View
Price last confirmed 28 days ago
B+
Retailer 16
-
£1,163 GBP
$1,558 USD
View
B+
Retailer 17
-
£1,168 GBP
€1,491 EUR
View
B+
Retailer 18
-
£1,233 GBP
ZAR 26,696 ZAR
View
B
Retailer 19
-
£1,529 GBP
View
Most Expensive
B
NZ Jewellers
b14492d2-c045-4ea2-9893-c19dfcd2e950 · Oct 30
£2,034 GBP
$2,725 USD
View
19 more retailers have this diamond
Prices start from £611 GBPSave up to £1,422 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
0.80ct Radiant
£611 GBP