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0.65ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 1565169980

Certificate GIA 1565169980

Diamond specifications and retailer prices

From $949 USD
As of October 31, 2026
Save $588 USD (38%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,537 USD at Wholesale Diamonds Direct · As of October 26, 2026
View at Wholesale Diamonds Direct

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 1565169980. Listed at 15 retailers as of October 26, 2026, with prices from $949 to $1,537, a $588 spread on the same certified stone. Wholesale Diamonds Direct lists it at $1,537. 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
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1565169980
Dimensions5.49 × 3.46 × 3.46 mm
L/W Ratio1.59
Culet sizeNone
Top View
5.49 mm3.46 mm0.65 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1565169980
Side View
Table 58.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $1,105 USD|Low: $949 USD|High: $1,552 USD|Avg: $1,183 USD|+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 2, 2026
Retailer 11$949 USD
Retailer 8$972 USD
Retailer 13$980 USD
Retailer 12$1,000 USD
Retailer 4$1,033 USD
Retailer 10$1,043 USD
Retailer 1$1,105 USD
Retailer 3$1,178 USD
Retailer 6$1,191 USD
Retailer 9$1,314 USD
Retailer 7$1,373 USD
Retailer 5$1,440 USD
Retailer 2$1,447 USD
Wholesale Diamonds Direct$1,537 USD

31 data points across 14 retailers

15 retailers$949 USD to $1,537 USD

A
Cheapest Retailer
-
$949 USD
A
Retailer 2
-
$972 USD
SGD 1,313 SGD
View
A
Retailer 3
-
$980 USD
View
A
Retailer 4
-
$1,000 USD
View
B+
Retailer 5
-
$1,014 USD
View
A
Retailer 6
-
$1,033 USD
SGD 1,396 SGD
View
A
Retailer 7
-
$1,043 USD
View
B+
Retailer 8
-
$1,105 USD
£870 GBP
View
B+
Retailer 9
-
$1,178 USD
View
B+
Retailer 10
-
$1,191 USD
View
B+
Retailer 11
-
$1,314 USD
£1,035 GBP
View
B+
Retailer 12
-
$1,373 USD
€1,308 EUR
View
B+
Retailer 13
-
$1,440 USD
View
B
Retailer 14
-
$1,447 USD
View
Most Expensive
B
Wholesale Diamonds Direct
571508951 · Oct 26
$1,537 USD
View
14 more retailers have this diamond
Prices start from $949 USDSave up to $588 USD

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
$949 USD