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0.65ct F SI1 Round Natural Diamond

EX • F/SI1 • IGI 696565216

Shape and cutting style on the report: Round brilliant

Certificate IGI 696565216

Diamond specifications and retailer prices

From £415 GBP
₹53,007 INR
As of November 2, 2026
Save £1,222 GBP (75%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £1,636 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 IGI 696565216. Listed at 16 retailers as of November 2, 2026, with prices from £415 to £1,636, a £1,222 spread on the same certified stone. NZ Jewellers lists it at £1,636. 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
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.8°
Pavilion angle40.3°
OriginNatural
Grading LabIGI
CertificateIGI 696565216
Dimensions5.51 × 5.49 × 3.39 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
5.51 mm5.49 mm0.65 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 696565216
Side View
Table 59.0%Crown 35.8°Girdle: Slightly ThickPavilion 40.3°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: £1,205 GBP|Low: £410 GBP|High: £1,220 GBP|Avg: £647 GBP|-0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 9£415 GBP
Retailer 8£481 GBP
Retailer 7£525 GBP
Retailer 11£533 GBP
Retailer 10£543 GBP
Retailer 2£620 GBP
Retailer 4£660 GBP
Retailer 5£692 GBP
Retailer 3£743 GBP
Retailer 6£779 GBP
Retailer 1£1,205 GBP

43 data points across 11 retailers

16 retailers£415 GBP to £1,636 GBP

A
Cheapest Retailer
-
£415 GBP
₹53,007 INR
A
Retailer 2
-
£481 GBP
$646 USD
View
Final sale: no returns
A
Retailer 3
-
£522 GBP
$700 USD
View
A
Retailer 4
-
£522 GBP
$700 USD
View
A
Retailer 5
-
£525 GBP
$705 USD
View
A
Retailer 6
-
£533 GBP
$715 USD
View
A
Retailer 7
-
£542 GBP
$727 USD
View
A
Retailer 8
-
£543 GBP
$729 USD
View
A
Retailer 9
-
£602 GBP
$808 USD
View
A
Retailer 10
-
£620 GBP
$832 USD
View
A
Retailer 11
-
£660 GBP
View
A
Retailer 12
-
£692 GBP
€884 EUR
View
Retailer 13
-
£743 GBP
$997 USD
View
Price last confirmed 7 days ago
B+
Retailer 14
-
£779 GBP
ZAR 16,891 ZAR
View
B
Retailer 15
-
£1,205 GBP
View
Most Expensive
B
NZ Jewellers
3ba3bcf3-a0d5-42e3-b856-41b5df0a8410 · Nov 2
£1,636 GBP
$2,196 USD
View
15 more retailers have this diamond
Prices start from £415 GBPSave up to £1,222 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
£415 GBP