Round|Natural|GIA

0.70ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 7491998240

Certificate GIA 7491998240

Diamond specifications and retailer prices

From £476 GBP
As of November 6, 2026
Save £684 GBP (59%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £2,054 GBP at NZ Jewellers · As of September 26, 2026
View at NZ Jewellers

About this 0.7ct natural round diamond

This 0.7ct natural round 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 and certified by GIA 7491998240. Listed at 20 retailers as of November 4, 2026, with a 144% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7491998240
Dimensions5.68 × 5.65 × 3.57 mm
L/W Ratio1.01
Key to symbols
Cloud
Top View
5.68 mm5.65 mm0.70 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7491998240
Side View
Table 56.0%Crown 36.5°Girdle: THN-MEDPavilion 41°Culet: NoneDepth 63.1%

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: £637 GBP|Low: £476 GBP|High: £1,559 GBP|Avg: £889 GBP|-5.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 5£476 GBP
Retailer 2£484 GBP
Retailer 12£602 GBP
Retailer 3£632 GBP
Retailer 1£637 GBP
Retailer 7£672 GBP
Retailer 6£727 GBP
Retailer 8£746 GBP
Retailer 9£839 GBP
Retailer 10£938 GBP
Retailer 4£1,101 GBP
Retailer 11£1,161 GBP

34 data points across 12 retailers

20 retailers£476 GBP to £1,161 GBP

A
Cheapest Retailer
-
£476 GBP
A
Retailer 2
-
£484 GBP
View
A
Retailer 3
-
£602 GBP
View
A
Retailer 4
-
£632 GBP
View
A
Retailer 5
-
£637 GBP
View
A
Retailer 6
-
£672 GBP
View
B+
Retailer 7
-
£727 GBP
View
B+
Retailer 8
-
£746 GBP
View
B+
Retailer 9
-
£839 GBP
View
Retailer 10
-
£843 GBP
View
Price last confirmed 50 days ago
Retailer 11
-
£843 GBP
View
Price last confirmed 28 days ago
Retailer 12
-
£843 GBP
View
Price last confirmed 25 days ago
Retailer 13
-
£874 GBP
View
Price last confirmed 38 days ago
B+
Retailer 14
-
£938 GBP
View
Retailer 15
-
£972 GBP
View
Price last confirmed 45 days ago
Retailer 16
-
£972 GBP
View
Price last confirmed 28 days ago
Retailer 17
-
£1,101 GBP
View
Price last confirmed 33 days ago
B
Retailer 18
-
£1,161 GBP
View
Retailer 19
-
£2,054 GBP
View
Price last confirmed 46 days ago
Most Expensive
NZ Jewellers
036653a9-4a2d-4275-a552-d23039afe1a4 · Sep 26
£2,054 GBP
$2,765 USD
View
Price last confirmed 40 days ago
19 more retailers have this diamond
Prices start from £476 GBPSave up to £684 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 Round
£476 GBP