Radiant|Natural|GIA

0.70ct H SI1 Radiant Natural Diamond

EX • H/SI1 • GIA 2554156151

Certificate GIA 2554156151

Diamond specifications and retailer prices

From £795 GBP
A$1,638 AUD
As of November 1, 2026
13 retailers carry this diamond
Most expensive: £1,838 GBP at NZ Jewellers · As of September 25, 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 2554156151. Listed at 13 retailers as of November 1, 2026. 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
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2554156151
Dimensions5.94 × 4.39 × 2.95 mm
L/W Ratio1.35
Top View
5.94 mm4.39 mm0.70 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2554156151
Side View
Table 67.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 67.0%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 1
Current: £530 GBP|Low: £372 GBP|High: £1,077 GBP|Avg: £659 GBP|-1.7%
Retailer 1
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
October 12, 2026
Retailer 16£449 GBP
Retailer 5£508 GBP
Retailer 13£509 GBP
Retailer 1£530 GBP
Retailer 10£550 GBP
Retailer 2£553 GBP
Retailer 6£559 GBP
Retailer 15£560 GBP
Retailer 11£683 GBP
Retailer 12£695 GBP
Retailer 3£697 GBP
Retailer 9£746 GBP
Retailer 7£819 GBP
Retailer 14£823 GBP
Retailer 8£842 GBP
Retailer 4£1,024 GBP

22 data points across 16 retailers

13 retailers

Retailer 1
-
£449 GBP
HK$4,700 HKD
Price last confirmed 21 days ago
Retailer 2
-
£508 GBP
$680 USD
View
Price last confirmed 20 days ago
Retailer 3
-
£530 GBP
€677 EUR
View
Price last confirmed 20 days ago
Retailer 4
-
£550 GBP
View
Price last confirmed 20 days ago
Retailer 5
-
£553 GBP
SGD 1,002 SGD
View
Price last confirmed 22 days ago
Retailer 6
-
£559 GBP
$749 USD
View
Price last confirmed 24 days ago
Retailer 7
-
£695 GBP
View
Price last confirmed 21 days ago
B+
Retailer 8
-
£795 GBP
A$1,638 AUD
View
Retailer 9
-
£819 GBP
$1,097 USD
View
Price last confirmed 23 days ago
Retailer 10
-
£823 GBP
ZAR 17,820 ZAR
View
Price last confirmed 21 days ago
Retailer 11
-
£842 GBP
A$1,735 AUD
View
Price last confirmed 29 days ago
Retailer 12
-
£1,024 GBP
View
Price last confirmed 22 days ago
Most Expensive
NZ Jewellers
2587c459-b2e8-4492-978e-9c9b746550d6 · Sep 25
£1,838 GBP
$2,463 USD
View
Price last confirmed 37 days ago
12 more retailers have this diamond
Prices start from £795 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.

B+
0.70ct Radiant
£795 GBP