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Round|Natural|GIA

0.65ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 1565552698

Certificate GIA 1565552698

Diamond specifications and retailer prices

From £531 GBP
₹67,876 INR
As of November 2, 2026
Save £1,640 GBP (76%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £2,171 GBP at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 0.65ct natural round diamond

This 0.65ct natural round sits in the half to three-quarter carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1565552698. Listed at 19 retailers as of November 2, 2026, with prices from £531 to £2,171, a £1,640 spread on the same certified stone. NZ Jewellers lists it at £2,171. 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
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceMedium
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1565552698
Dimensions5.53 × 5.55 × 3.41 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Twinning Wisp
Top View
5.53 mm5.55 mm0.65 ctF / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1565552698
Side View
Table 60.0%Crown 36°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 61.5%

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: £2,171 GBP|Low: £525 GBP|High: £2,191 GBP|Avg: £835 GBP|-0.9%
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
November 2, 2026
Retailer 2£531 GBP
Retailer 4£534 GBP
Retailer 18£639 GBP
Retailer 17£692 GBP
Retailer 9£699 GBP
Retailer 5£700 GBP
Retailer 10£709 GBP
Retailer 11£719 GBP
Retailer 8£799 GBP
Retailer 13£806 GBP
Retailer 15£809 GBP
Retailer 3£819 GBP
Retailer 12£896 GBP
Retailer 6£910 GBP
Retailer 14£919 GBP
Retailer 7£1,034 GBP
Retailer 16£1,268 GBP
NZ Jewellers£2,171 GBP

11 data points across 18 retailers

19 retailers£531 GBP to £2,171 GBP

A
Cheapest Retailer
-
£531 GBP
₹67,876 INR
A
Retailer 2
-
£534 GBP
HK$5,600 HKD
View
A
Retailer 3
-
£639 GBP
$857 USD
View
Final sale: no returns
A
Retailer 4
-
£647 GBP
A$1,336 AUD
View
A
Retailer 5
-
£692 GBP
$929 USD
View
A
Retailer 6
-
£699 GBP
$938 USD
View
A
Retailer 7
-
£700 GBP
$939 USD
View
B+
Retailer 8
-
£709 GBP
$951 USD
View
B+
Retailer 9
-
£719 GBP
$965 USD
View
B+
Retailer 10
-
£799 GBP
$1,072 USD
View
B+
Retailer 11
-
£806 GBP
View
B+
Retailer 12
-
£809 GBP
$1,085 USD
View
B+
Retailer 13
-
£819 GBP
View
B+
Retailer 14
-
£896 GBP
View
B+
Retailer 15
-
£910 GBP
$1,221 USD
View
B+
Retailer 16
-
£919 GBP
€1,175 EUR
View
B+
Retailer 17
-
£1,034 GBP
ZAR 22,419 ZAR
View
B
Retailer 18
-
£1,268 GBP
View
Most Expensive
B
NZ Jewellers
fcc004f6-59e1-47d7-94b5-319dfaac647a · Nov 2
£2,171 GBP
$2,914 USD
View
18 more retailers have this diamond
Prices start from £531 GBPSave up to £1,640 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 Round
£531 GBP