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Radiant|Natural|GIA

0.70ct H SI1 Radiant Natural Diamond

ID • H/SI1 • GIA 6223787496

Certificate GIA 6223787496

Diamond specifications and retailer prices

From £644 GBP
$863 USD
As of November 2, 2026
Save £1,546 GBP (71%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £2,190 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.7ct natural radiant diamond

This 0.7ct natural radiant sits in the half to three-quarter 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 6223787496. Listed at 13 retailers as of October 30, 2026, with prices from £644 to £2,190, a £1,546 spread on the same certified stone. NZ Jewellers lists it at £2,190. 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

0.70
Carat
H
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6223787496
Dimensions5.70 × 4.63 × 3.22 mm
L/W Ratio1.23
Top View
5.70 mm4.63 mm0.70 ctH / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6223787496
Side View
Table 68.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 69.5%

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 2
Current: £2,190 GBP|Low: £644 GBP|High: £2,190 GBP|Avg: £928 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 5£644 GBP
Retailer 13£699 GBP
Retailer 16£699 GBP
Retailer 7£706 GBP
Retailer 3£725 GBP
Retailer 6£777 GBP
Retailer 15£806 GBP
Retailer 9£811 GBP
Retailer 4£813 GBP
Retailer 14£852 GBP
Retailer 2£881 GBP
Retailer 11£983 GBP
Retailer 8£1,008 GBP
Retailer 12£1,043 GBP
Retailer 10£1,280 GBP
NZ Jewellers£2,190 GBP

13 data points across 16 retailers

13 retailers£644 GBP to £2,190 GBP

A
Cheapest Retailer
-
£644 GBP
$863 USD
Final sale: no returns
B+
Retailer 2
-
£699 GBP
$936 USD
View
B+
Retailer 3
-
£699 GBP
$936 USD
View
B+
Retailer 4
-
£725 GBP
$972 USD
View
B+
Retailer 5
-
£806 GBP
$1,080 USD
View
B+
Retailer 6
-
£811 GBP
View
B+
Retailer 7
-
£813 GBP
$1,090 USD
View
B+
Retailer 8
-
£852 GBP
View
B+
Retailer 9
-
£881 GBP
View
B+
Retailer 10
-
£983 GBP
€1,254 EUR
View
B
Retailer 11
-
£1,043 GBP
ZAR 22,578 ZAR
View
B
Retailer 12
-
£1,280 GBP
View
Most Expensive
B
NZ Jewellers
6588b888-04b1-4c7c-ae88-da40895fa65b · Oct 30
£2,190 GBP
$2,935 USD
View
12 more retailers have this diamond
Prices start from £644 GBPSave up to £1,546 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
0.70ct Radiant
£644 GBP