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Radiant|Natural|GIA

0.70ct D SI1 Radiant Natural Diamond

EX • D/SI1 • GIA 2557821580

Certificate GIA 2557821580

Diamond specifications and retailer prices

From £682 GBP
As of November 6, 2026
Save £1,555 GBP (70%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £2,237 GBP at NZ Jewellers · As of November 5, 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2557821580. Listed at 23 retailers as of November 5, 2026, with prices from £682 to £2,237, a £1,555 spread on the same certified stone. NZ Jewellers lists it at £2,237. 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
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2557821580
Dimensions6.43 × 4.36 × 2.93 mm
L/W Ratio1.47
Girdle conditionPolished
Culet sizeNone
Top View
6.43 mm4.36 mm0.70 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557821580
Side View
Table 63.0%CrownGirdle: STK-STKPavilionCulet: NoneDepth 67.1%

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 6
Current: £2,237 GBP|Low: £682 GBP|High: £2,237 GBP|Avg: £1,074 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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 7, 2026
Retailer 14£682 GBP
Retailer 11£764 GBP
Retailer 12£820 GBP
Retailer 8£846 GBP
Retailer 18£850 GBP
Retailer 19£883 GBP
Retailer 6£917 GBP
Retailer 4£953 GBP
Retailer 17£956 GBP
Retailer 7£989 GBP
Retailer 13£1,046 GBP
Retailer 10£1,059 GBP
Retailer 5£1,119 GBP
Retailer 15£1,150 GBP
Retailer 9£1,168 GBP
Retailer 16£1,274 GBP
Retailer 20£1,316 GBP
Retailer 3£1,508 GBP
Retailer 2£1,671 GBP
NZ Jewellers£2,237 GBP

21 data points across 20 retailers

23 retailers£682 GBP to £2,237 GBP

A
Cheapest Retailer
-
£682 GBP
A
Retailer 2
-
£688 GBP
View
A
Retailer 3
-
£764 GBP
View
Retailer 4
-
£820 GBP
View
Price last confirmed 12 days ago
B+
Retailer 5
-
£846 GBP
View
Final sale: no returns
B+
Retailer 6
-
£850 GBP
View
Retailer 7
-
£872 GBP
View
Price last confirmed 9 days ago
B+
Retailer 8
-
£883 GBP
View
B+
Retailer 9
-
£917 GBP
View
B+
Retailer 10
-
£953 GBP
View
B+
Retailer 11
-
£956 GBP
View
B+
Retailer 12
-
£989 GBP
View
B+
Retailer 13
-
£1,046 GBP
View
B+
Retailer 14
-
£1,059 GBP
View
B+
Retailer 15
-
£1,119 GBP
View
B+
Retailer 16
-
£1,121 GBP
View
B+
Retailer 17
-
£1,150 GBP
View
B+
Retailer 18
-
£1,168 GBP
View
B+
Retailer 19
-
£1,274 GBP
View
B
Retailer 20
-
£1,316 GBP
View
B
Retailer 21
-
£1,508 GBP
View
B
Retailer 22
-
£1,671 GBP
View
Most Expensive
B
NZ Jewellers
79b0f717-b8fe-4a19-b00b-2bd7443abcfc · Nov 5
£2,237 GBP
$2,994 USD
View
22 more retailers have this diamond
Prices start from £682 GBPSave up to £1,555 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
£682 GBP