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Oval|Natural|GIA

0.65ct H SI1 Oval Natural Diamond

EX • H/SI1 • GIA 5563251166

Certificate GIA 5563251166

Diamond specifications and retailer prices

From £628 GBP
$842 USD
As of October 31, 2026
Save £391 GBP (38%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,019 GBP at Wholesale Diamonds Direct · As of October 26, 2026
View at Wholesale Diamonds Direct

About this 0.65ct natural oval diamond

This 0.65ct natural oval 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 5563251166. Listed at 14 retailers as of October 26, 2026, with prices from £628 to £1,019, a £391 spread on the same certified stone. Wholesale Diamonds Direct lists it at £1,019. 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

0.65
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.67°
Pavilion angle38.61°
OriginNatural
Grading LabGIA
CertificateGIA 5563251166
Dimensions7.36 × 4.72 × 2.88 mm
L/W Ratio1.56
Culet sizeNone
Top View
7.36 mm4.72 mm0.65 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5563251166
Side View
Table 60.0%Crown 39.67°Girdle: MED-THKPavilion 38.61°Culet: NoneDepth 60.9%

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: Oct 31
Current: £732 GBP|Low: £628 GBP|High: £1,035 GBP|Avg: £793 GBP|+2.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Wholesale Diamonds Direct
November 1, 2026
Retailer 9£628 GBP
Retailer 2£651 GBP
Retailer 8£672 GBP
Retailer 12£679 GBP
Retailer 4£685 GBP
Retailer 11£696 GBP
Retailer 10£697 GBP
Retailer 1£732 GBP
Retailer 3£785 GBP
Retailer 6£788 GBP
Retailer 7£911 GBP
Retailer 13£958 GBP
Retailer 5£991 GBP
Wholesale Diamonds Direct£1,019 GBP

36 data points across 14 retailers

14 retailers£628 GBP to £1,019 GBP

A
Cheapest Retailer
-
£628 GBP
$842 USD
B+
Retailer 2
-
£651 GBP
SGD 1,179 SGD
View
B+
Retailer 3
-
£672 GBP
$900 USD
View
B+
Retailer 4
-
£679 GBP
$910 USD
View
B+
Retailer 5
-
£685 GBP
SGD 1,241 SGD
View
B+
Retailer 6
-
£696 GBP
$933 USD
View
B+
Retailer 7
-
£697 GBP
$934 USD
View
B+
Retailer 8
-
£732 GBP
View
B+
Retailer 9
-
£785 GBP
$1,052 USD
View
B+
Retailer 10
-
£788 GBP
$1,056 USD
View
B
Retailer 11
-
£911 GBP
€1,163 EUR
View
B
Retailer 12
-
£958 GBP
$1,284 USD
View
B
Retailer 13
-
£991 GBP
$1,328 USD
View
Most Expensive
B
Wholesale Diamonds Direct
370312721 · Oct 26
£1,019 GBP
$1,366 USD
View
13 more retailers have this diamond
Prices start from £628 GBPSave up to £391 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
0.65ct Oval
£628 GBP