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Radiant|Natural|GIA

0.80ct H SI1 Radiant Natural Diamond

ID • H/SI1 • GIA 6535012008

Certificate GIA 6535012008

Diamond specifications and retailer prices

From £980 GBP
$1,315 USD
As of November 1, 2026
Save £575 GBP (37%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £1,555 GBP at 77 Diamonds · As of November 2, 2026
View at 77 Diamonds

About this 0.8ct natural radiant diamond

This 0.8ct natural radiant sits in the just-under-one-carat band, graded H 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 6535012008. Listed at 5 retailers as of November 1, 2026, with prices from £980 to £1,555, a £575 spread on the same certified stone. 77 Diamonds lists it at £1,555. 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
H
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Pavilion angle59.05°
OriginNatural
Grading LabGIA
CertificateGIA 6535012008
Dimensions6.43 × 4.83 × 3.21 mm
L/W Ratio1.33
Top View
6.43 mm4.83 mm0.80 ctH / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6535012008
Side View
Table 66.0%CrownGirdle: MED-STKPavilion 59.05°Culet: NoneDepth 66.5%

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: £1,555 GBP|Low: £980 GBP|High: £1,558 GBP|Avg: £1,157 GBP|+2.3%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 4£980 GBP
Retailer 2£1,024 GBP
Retailer 5£1,035 GBP
Retailer 6£1,130 GBP
Retailer 3£1,230 GBP
77 Diamonds£1,555 GBP

35 data points across 6 retailers

5 retailers£980 GBP to £1,555 GBP

A
Cheapest Retailer
-
£980 GBP
$1,315 USD
B+
Retailer 2
-
£1,024 GBP
$1,374 USD
View
B+
Retailer 3
-
£1,035 GBP
$1,389 USD
View
B+
Retailer 4
-
£1,130 GBP
$1,517 USD
View
Most Expensive
B
77 Diamonds
RADZKHGRFRPW · Nov 2
£1,555 GBP
View
4 more retailers have this diamond
Prices start from £980 GBPSave up to £575 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
£980 GBP